144 January 22, 1848 3 3 18 sciam Woodcut rectilinear conversion rack and pinion circular motion Circular and Rectilinear Motion illustration This engraving shows a side view of a device to convert between rectilinear and circular motion. 108 December 23, 1848 2 4 14 Scientific American 192 February 25, 1854 2 9 24 Scientific American Woodcut Vibrating Circular Motion vibrating lever ratcheting wheel catch illustration This illustration is a front view of a notched wheel mechanism. M. Clinton Artist 297 June 4, 1853 2 8 38 Scientific American Woodcut hat ventilate New Ventilating Hat - Figure 1 illustration This engraving is a vertical elevation of Flanagan's ventilating hat. Woodcut wool drier cloth CHAFFEE'S CLOTH AND WOOL DRIER FIG. 2 A side or end section of the drier 280 May 22, 1847 3 2 35 Scientific American Woodcut air buildings ventilation Ruttan's Patent System of Ventilation - Figure 3 illustration This engraving is a vertical longitudinal section of Ruttan's ventilation system. Woodcut cultivator planting farming Improved Cultivator - Figure 2 illustration This engraving is a longitudinal section, showing the eccentric moving axle of Teal's cultivator. subject Mr. Henry W. Chamberlin Chamberlin's Drawing Board A drawing board made for general use by the average person. 404 September 3, 1853 2 8 51 Scientific American subject Philander Shaw Shaw's hot-air engine is designed so that the hot-air, after acting on the piston, will feed the fire and thus save on fuel. Shaw's Hot-Air Engine Mechanical 56 November 6, 1847 3 3 7 sciam 393 September 1, 1849 2 4 50 Scientific American Woodcut steam rotary engine WILCOX'S ROTARY ENGINE FIG. 30 A top view of the engine Woodcut anvil vises IMPROVEMENT IN ANVILS AND VISES Fig. 1 Perspective view of anvil. Nelson E. Chaffee Shows where the wheel is divided into four apartments drier mechanical engineering 225 April 1, 1854 2 9 29 Scientific American 112 December 23, 1848 3 4 14 Scientific American 400 August 27, 1853 2 8 50 Scientific American 160 January 28, 1854 2 9 20 Scientific American Woodcut Carriage Guide carriage carriage guide machinery belts illustration This illustration is a downward view of a carriage guide. 288 May 26, 1849 3 4 36 Scientific American Woodcut boiler Galloway's double furnace tubular boiler On Boilers No. 21. FIG. 41 Transverse section of boiler. subject Thomas J. Alexander Alexander's sawing machine is able to saw sticks for fence-rounds, fork, hoe, and broom handles direct from the log so as to save expenses of having the timbers first sawed into a plank. Alexander's Sawing Machine Mechanical subject This is an early version of an escape ladder, which is designed to be carried in a rolled up form by travelers and can be hung from a window so that multiple people can escape from upper floors during fires. It is made from leather. Escape Ladder Mechanical Woodcut penholder pen ever point pencil diamond Bagley's Patent Extension Penholder and Pencil illustration This image shows an aerial view of Bagley's Patent Extension Penholder. 107 December 26, 1846 3 2 14 Scientific American James Finlay Shows a front elevation of the governor apart from the water wheel. tool, differential governor mechanical engineering 104 December 11, 1852 2 8 13 Scientific American subject This instrument consists of two vessels that are connected by a siphon. It shows how to move the liquids between the vessels using atmospheric pressure. Measuring Atmospheric Pressure Mechanical Woodcut buoyancy power water Buoyancy of Water illustration This engraving shows a design for a machine that creates power using the buoyancy of water. Miniature of the large engines used in the Hudson River steamboats engine mechanical engineering subject grass cutter Woodcut power conversion circular rectilinear motion Motion Converter illustration This engraving is a side view of a machine that converts rectilinear motion to circular motion or vice versa. subject battery Woodcut ship Atlantic boat sea ocean sound Deep Sea Soundings by American Vessels illustration This engraving is a verical section of the North Atlantic Ocean. 175 February 20, 1847 3 2 22 Scientific American Woodcut air buildings ventilation Ruttan's Patent System of Ventilation - Figure 8 illustration This engraving shows the manner in which the ventilating air is drawn under the floors. William Linton Shows a sectional view of the air chamber showing the openings or recesses. machine, kiln mechanical engineering subject John Gladhill Gladhill's power loom is designed to weave hair cloth using power. This is the first attempt to use power to weave hair cloth because of the many difficulties in working with hair. Gladhill's Power Loom Mechanical subject mechanical Improved Fish Hook This fish hook is automated fish hook that will stab a fish when it eats the bait off of a hook. subject David Walker Walker's cradle is a self-rocking cradle that operates through clock machinery where the cradle acts as a pendulum. Walker's Horological Cradle Mechanical Woodcut Another Motion using Bevel Gears movement bevel gear gearing ratchet bevel illustration This image is of three bevel gears, one on a vertical shaft, and two on a horizontal shaft. The two on the horizontal shaft are connected to ratchets. Woodcut Agricultural Pottery Machine drains clay draining pottery agricultural illustration This is the side view of a machine built to mold objects out of pottery. 313 June 21, 1851 2 6 40 Scientific American Woodcut garments geometric transfer tailor PATENT GEOMETRIC TRANSFER Figure 2 Front perspective view of instrument. 73 November 25, 1848 2 4 10 Scientific American 316 June 19, 1852 2 7 40 Scientific American Woodcut anvil iron hammer Nasmyth's Improvements in Forging Heavy Masses of Iron - Figure 1 illustration This engraving illustrates the action induced on the centre portion of a cylindrical forging, when produced under the action of a flat faced hammer and anvil. Altred Guthrie Shows a flue wholly collapsed. machine, boiler mechanical engineering 281 May 22, 1852 2 7 36 Scientific American Woodcut thermometer Testing the Heat of Artesian Wells Side view of the thermometer. 44 October 23, 1852 2 8 6 Scientific American 228 April 10, 1847 2 2 29 Scientific American Wheel divided into cells and placed under boiling water steam mechanical engineering Woodcut manufacturing cutting screw machine Improved Machinery for Cutting Screws - Figure 1 illustration This engraving is a side elevation of Lull's machine for cutting screws. 136 January 8, 1853 2 8 17 Scientific American 180 February 22, 1851 2 6 23 Scientific American 212 March 20, 1852 2 7 27 Scientific American subject John Ruttan Ruttan's ventilation system works on the downward principle of ventilation. This design says that the building should be filled with warmed air, which, after it has done its work in warming and carrying off the miasm, all settles and falls down into the basement where it is carried out through the chimneys or "foul air shafts." Ruttan's System of Ventilation Mechanical Jean Marie Magnin Side elevation showing the principal parts and movements sewing mechanical engineering subject George Race Race's blast regulator is designed to produce a blast with a uniform pressure in order to aid the process of manufacturing iron. Race's Self-Acting Blast Regulator Mechanical Woodcut ball axle The Ball Axle FIG. 2 A transverse section of the axle 172 February 14, 1852 2 7 22 Scientific American 193 March 13, 1847 2 2 25 Scientific American 161 February 4, 1854 2 9 21 Scientific American subject H.G. Robinson Robinson's counterfeit coin detector verifies coins through weighing them. It is a portable device that can be used to hold coins and bills as well as test them. Robinson's Counterfeit Coin Detector Mechanical Philip Shows the vertical cross section of the small annihilator. fire annihilator, fire mechanical engineering 233 April 17, 1847 2 2 30 Scientific American Henry A. Clum Machine that makes ropes by twisting the strands from a number of spools set in a large reel tools mechanical engineering 356 July 31, 1847 2 2 45 Scientific American 292 May 31, 1851 2 6 37 Scientific American Woodcut caisson cast-iron PATENT CAST-IRON CAISSONS Figure 1 Side elevation of boxes. Woodcut Drawing made Easy. drawing invention telescope linkage illustration A perspective drawing of a device for drawing with a linkage 284 May 21, 1853 2 8 36 Scientific American Woodcut electricity light magnet electrode Paine's Light - The Patent - Figure 3 illustration This engraving is a vertical and plan section of an electrode of Paine's light device. subject D.E. McDougal McDougal's burglar alarm lock attaches to any window or door like a clamp and fires off a pistol if the door is forced in the act of opening. McDougal's Burglar Alarm Lock Mechanical subject Blodgett & Horton The aeolion is a musical instrument, which is similar to a piano-forte; however, the sound comes from reeds similar to an accordion. The Aeolion Mechanical subject furniture mechanical Woodcut thresher grain separator WOODBURY'S IMPROVED GRAIN SEPARATOR AND THRESHER A vertical section of the machine subject This conversion procedure uses a series of connections of ratchet wheels, which when set in motion cause parallel motion of a shaft that is connected to them. Motion Conversion: Circular to Parallel Mechanical 397 September 4, 1847 3 2 50 Scientific American Woodcut boiler steam train whistle The Steam Whistle illustration This illustration shows the construction of a train steam whistle. Woodcut copy printing hand copying press Improved Hand Copying Press - Figure 1 illustration This engraving is a perspective view of Wilder's hand copying press. Woodcut variable eccentric Variable Eccentric - Figure 1 illustration This engraving is a front view of Holm's variable eccentric. Woodcut cultivator plow Improved Cultivator Plow illustration This engraving is a perspective view of Whitman's cultivator. Woodcut manufacturing construction brick Whipple's Patent Machine for Brick Manufacturing - Figure 4 illustration This engraving is a transverse section of Whipple's machine for brick manufacturing. Badeau (NY) Woodcut anvil iron hammer Nasmyth's Improvements in Forging Heavy Masses of Iron - Figure 3 illustration This engraving represents the form of Nasmyth's improved anvil face, which is called a V anvil. 316 June 23, 1849 2 4 40 Scientific American subject George Ransom Ransom's pitchfork is designed so that it can be changed from a two to a four tined pitchfork and vice versa with ease. Ransom's Agricultural Pitchforks Mechanical Woodcut Broadway railroad railway Wickersham's Railroad for Broadway - Figure 3 illustration This engraving is a side view of the supporting columns of Wickersham's elevated railway for Broadway. Woodcut drawing trace deliniate distant objects landscape The Camera Lucida - Figure 2 illustration This engraving shows how to angle a camera lucida to produce enlarged or reduced images. 304 June 12, 1847 3 2 38 Scientific American 2 September 20, 1851 2 7 1 Scientific American 385 August 28, 1847 2 2 49 Scientific American 9 October 2, 1847 2 3 2 sciam Joseph E. Holmes & F. B. Taylor Shows an end view of the three arch brick. architecture, bricks mechanical engineering Woodcut manufacture tobacco snuff leaves Snuff and its Manufacture - Figure 1 illustration This engraving shows the exterior cast metal casing of a machine for manufacturing snuff. subject D.G. Smith This is an image of a new type of paddle wheel for steamships, which reduces the vertical resistance of the paddles entering the water and avoids atmospheric resistance when the wheel is above the water. When the paddle wheel moves through the air the paddles are turned so that the smallest amount of the paddle is exposed to the air. When the paddles enter the water they are turned so that the greatest amount of water pushes against the paddle. Smith's Paddle Wheel Mechanical 329 July 3, 1852 2 7 42 Scientific American Woodcut screws making screws gears Screw Cutting Machine illustration This engraving is a side view of a screw cutting machine. 123 January 9, 1847 2 2 16 Scientific American Woodcut cotton coiler packer McKINLAY'S COILER AND PACKER Fig. 1 Front and part longitudinal section of apparatus. Woodcut engine caloric engine ERRICSSON'S CALORIC ENGINE Fig. 3 Horizontal section of figure 2. 176 February 12, 1853 2 8 22 Scientific American 214 March 20, 1852 2 7 27 Scientific American Woodcut cart wagon self-load Self-Loading Cart - Figure 2 illustration This engraving is a transverse vertical section of the loading apparatus of Parks and Rue's self-loading cart. Woodcut boiler On Boilers No. 17. FIG. 33 Side elevation of boiler. Woodcut weight liquid molecular attraction Hydraulics - Figure 55 illustration This engraving is a sectional elevation of Gwynne's water wheel. A. S. Lyman Shows the gauge applied to a boiler. tool, boiler gauge mechanical engineering 217 March 26, 1853 2 8 28 Scientific American Woodcut spindle shaft oil bush mill Wade's Patent Mill Bush - Figure 1 illustration This engraving is a side elevation of Wade's mill bush. L.T. Talbot Artist Woodcut money coin detector counterfeit Counterfeit Coin Detector - Figure 3 illustration This engraving is a longitudinal vertical section of the case of Robinson's counterfeit coin detector. Woodcut ladder fireman Fire Ladder Application FIG. 1 A perspective view of the ladders 240 April 14, 1849 3 4 30 Scientific American 246 April 24, 1847 1 2 31 Scientific American Woodcut spoke lathe irregular cut turning Spoke Machine - Turning Irregular Forms - Figure 1 illustration This engraving is a plan or top view of Jenkins and Knight's turning lathe. Woodcut stopper fastener sash Sash Stopper and Fastener - Figure 2 illustration This engraving is a sectional view of Hadaway's sash. Woodcut multiplied gearing horsepower Multiplying Gearing - Figure 1 illustration This engraving is a front view of a gear for multiplying the speed of the driving shaft 100 times. Woodcut sliding latch latch hinges locks Lock and Hinge - Figure 4 illustration This engraving shows a sectional view of a latch. Woodcut carriage spring wheel Improved Spring Carriage Wheel - Figure 3 illustration This engraving is a transverse section of the hub of Lamb and Root's spring carriage wheel. Woodcut testing machine MACHINE FOR TESTING THE POWER OF MACHINERY Figure 1 A perspective view of the machine Woodcut artesian sink tool water well Tool - Figure 1 illustration This engraving is an elevation of an auger. Woodcut metal drill tool machine BUSHNELL'S IMPROVED METAL DRILL Figure 2 Vertical section of the standards to which the base is connected. 281 May 21, 1853 2 8 36 Scientific American 364 August 4, 1849 1 4 46 Scientific American 281 May 22, 1852 2 7 36 Scientific American 364 August 2, 1851 2 6 46 Scientific American 380 August 16, 1851 2 6 48 Scientific American 409 September 13, 1851 2 6 52 Scientific American subject windmill Woodcut Journal Volume IX Phrenology Physiology American Phrenological Journal illustration This advertisement depicts a side view of a person's head broken into several sections, each of which holds a different aspect of the person's life. subject Samuel Malone Malone's hand corn planter is small and light. It is capable of planting 4 to 5 acres per day on smooth ground. Malone's Hand Corn Planter Mechanical Woodcut seed planter Witherow's Seed Planter - Figure 2 illustration This engraving is a horizontal view of the hopper and cylinder of Witherow's seed planter. Banvard Shows end section of the machinery operating the Panorama art mechanical engineering subject The self-regulating ventilator is a stove air vent that will regulate the temperature of a room to prevent it from becoming too warm or cold. Air Vent for Regulating Room Temperature Mechanical 28 October 8, 1853 2 9 4 Scientific American 231 April 10, 1847 3 2 29 Scientific American 144 January 23, 1847 3 2 18 Scientific American 236 April 14, 1849 2 4 30 Scientific American subject L. Platt Platt's corn planter is a device that is manually pushed by a farmer. As it is pushed it makes a furrow of the proper depth, drops seeds at the proper distance, and then covers the seeds evenly. Platt's Corn Planter Mechanical Alexander Bain Shows all components of the telegraph communication electrical & mechanical engineering Woodcut portable California dam Portable Dam for California - Figure 1 illustration This engraving is a view of De Guinon's dam as it is applied in California. M. M. Manly Shows the shape of the circular saw. tool, saw mechanical engineering Woodcut distill resin distilling resin ROBBINS' PATENT IMPROVEMENTS FOR DISTILLING RESIN, &c. Figure 3 Top view of the kettle. A filler image filler page filler 265 May 12, 1849 2 4 34 Scientific American Fairbairn Shows a horizontal section or plan of the boiler and flues. machine, boiler mechanical engineering Woodcut design house cottage Cottage 3 - Figure 1 illustration This illustration depicts the frontal view of a cottage. Woodcut illustration Friction Polisher 212 March 18, 1854 2 9 27 Scientific American Woodcut lever double bridge Champion's Tapering Double Lever Bridge - Figure 1 illustration This engraving is a perspective view of Champion's tapering double lever bridge. Woodcut lathe turning lathe TURNING LATHE IMPROVEMENTS FIG. 1 Transverse section of lathe bed with the standards removed and the slide rests in section. Woodcut table table leaves IMPROVEMENT IN OPERATING TABLE LEAVES Fig. 1 Perspective view of the table. 380 August 21, 1847 2 2 48 Scientific American Woodcut penholder pen ever point pencil diamond Bagley's Patent Extension Penholder and Pencil illustration This image shows an aerial view of Bagley's Patent Extension Penholder. Woodcut testing machine MACHINE FOR TESTING THE POWER OF MACHINERY FIG. 2 An interior section of the machine Woodcut steam engine regulator engine STEAM ENGINE REGULATOR Figure 2 Section of a front elevation of the engine regulator. Dr. J. Rutherford Front elevation of entire apparatus submarine mechanical engineering Forbes Artist subject Isaac True True's re-action water wheel is constructed so that the buckets have projecting hooks on their inner faces and projections above the rim so as to afford a favorable surface for the percussive action of water. True's Re-action Water Wheel Mechanical 336 July 1, 1854 2 9 42 Scientific American 93 December 11, 1847 3 3 12 sciam Woodcut Law's Improved Stave Jointing Machine stave jointing cutting machine stave joint illustration A downwards view at an angle of a stave jointing machine apparently about the size of a table. Joshua & Levi Adams Machine for cutting felloes of wheels out of plank tools mechanical engineering Woodcut drill metal self-feeding Self-Feeding Metal Drill illustration This engraving is an illustration of Lyon's self-feeding metal drill. Woodcut artesian sink tool water well Well Boring Tools - Figure 5 illustration This engraving is a tool that consists of a small shell with one valve that opens upwards to admit the bored material. Dr. A. Westcott Shows the self-regulating door spring installed to the door frame. architecture, door mechanical engineering Ammi White Shows a side view of the bridge with half of it showing the support system and the other half the exterior of the bridge bridge, suspension bridge mechanical engineering Van Vranken Engraver subject The New York Crystal Palace is a building constructed in Reservoir Square of New York City in order to accommodate the World's Fair, which was scheduled for New York City the following year. The New York Crystal Palace Architecture 252 April 24, 1852 2 7 32 Scientific American Woodcut canvas bag fire shoot fire escape Van Loan's Fire Escape illustration This engraving is a frontal view of a house with a person using Van Loan's fire escape. 332 July 3, 1852 2 7 42 Scientific American Woodcut cabinet carved ornamental decorative Elegant Carved Cabinet illustration This engraving is a perspective view of a carved cabinet. 312 June 16, 1849 3 4 39 Scientific American Woodcut power water wheel ships improved Hammond's Improved Paddle Wheel - Figure 2 illustration This engraving shows the inner-side of Hammond's paddle wheel. This is the side nearest to the vessel that the paddle wheel is attached to. Woodcut spark railway locomotive railroad arrester Kimball's Spark Arrester - Figure 1 illustration This engraving is a vertical section of Kimball's spark arrester for locomotives. Woodcut Double Plating Cell gliding battery cells electrogliding plating illustration This is a simple drawing of a double plating cell. Woodcut puverize quartz break wash amalgamate Quartz Pulverizer, Washer, and Amalgamator illustration This engraving is a vertical section of Gardiner's machine for pulverizing, washing, and amalgamating quartz. G. H. Marden Front view showing the shade applied to the window windows mechanical engineering C. P. Bailey Shows a front view of the newly designed railroad seat for two people. transportation, railroad seats mechanical engineering Woodcut regulator blast pipe Race's Self-Acting Blast Regulator - Figure 1 illustration This engraving is a longitudinal section of part of a blast pipe showing Race's regulator. Woodcut electricity thunder storm Thunder Storms, Electrical Phenomens Front view of diagram. 49 October 29, 1853 2 9 7 Scientific American A cylinder pattern molding mechanical engineering Woodcut water wheel re-action water DODGE'S IMPROVEMENT IN RE-ACTION WATER WHEELS Figure 2 Vertical section of wheel. 237 April 17, 1847 3 2 30 Scientific American subject The mathematical diagram shown here demonstrates the calculations required to determine the area of a triangle with irregular sides, using the length of its sides without knowing the length of the perpendicular. Area of a Triangle Geometry Woodcut compress soil Compressability of Soils illustration This engraving is a diagram from the surface of the ground downwards with divisions in the soil to show a certain aspect of soil compressability. subject Thomas Ashcroft Ashcroft's cut-off valve applies to the sliding valve of an engine and is designed to cut off the steam to an engine at some point in the first half of each stroke. Ashcroft's Cut-Off Valve Mechanical Harvey Law Side view of the tonguing knives tools mechanical engineering 376 August 9, 1851 2 6 47 Scientific American 345 July 19,1851 2 6 44 Scientific American subject mechanical Bevel Gearing - example 1 In this gearing the right hand bevel gear is loose and the two shafts are connected at a common center. This makes the vertical bevel gear spin around a stationary center unless one of the horizontal bevel gears has the belt driving it moved onto a smaller pulley. This would make the two horizontal bevel gears move at different speeds and the top bevel gear move both around its axis and around the axis of the horizontal bevel gears. 216 March 19, 1853 2 8 27 Scientific American Woodcut mill vegetable cider cutter Cider Mill and Vegetable Cutter - Figure 1 illustration This engraving is a perspective view of Hunt's cider mill and vegetable cutter. Woodcut boiler Cook's smoke-consuming tuyere On Boilers No. 10. FIG. 19 Section of the pipe. Woodcut Smith's Rotary Engine- Vertical Sectional View power steam wheel engine rotary engine illustration This illustration is a vertical sectional view of the steam powered rotary engine. It labels the different parts of the engine to go with descriptions in the text. Woodcut horizontal engine A HORIZONTAL ENGINE A side view of the steam powered horizontal engine 144 January 15, 1853 2 8 18 Scientific American Woodcut sash window Expanding Window Sash illustration This engraving is a vertical view partly in section of a window that applies Nutting's expanding window sash. 313 June 23, 1849 3 4 40 Scientific American subject electrical Constant Battery The constant battery is a battery used in electrotyping. It includes cylinders inside each other containing different metals dissolved in acids. The electricity running between these sections of the battery when a wire connects them causes copper to be deposited on a mold. 307 June 16, 1849 3 4 39 Scientific American Woodcut artesian raising water well Raising Water in Wells - Figure 7 illustration This engraving is an elevation of the lower clack valve or sucker of a pump. Woodcut Stave cutter joiner, shingle and barrel head machine. fig.2 shingle cutter machine illustration This illustration is of a side view of Hutchingson's Stave Cutter. Woodcut boiler steam regulator fire Regulator for Steam Boiler Fires - Figure 3 illustration This engraving is a vertical section of Clark's regulator. subject This is a diagram that demonstrates the effect of road obstacles on carriage wheels and the amount of force required for a carriage wheel to overcome an obstacle. Resistance to Carriage Wheels Physics Woodcut bottle stopper screw Screw Stoppered Bottles illustration This engraving is a longitudinal section of the neck of a bottle with Scott's screw stopper in place. Woodcut self-feed heat furnace Self-Feeding Furnace - Figure 3 illustration This engraving is a transverse section of Mons Moulfarine's self-feeding furnace. Woodcut artesian raising water well Raising Water in Wells - Figure 6 illustration This engraving shows the clack of the pump, which is made of leather with a plate of lead. subject S.J. & C.H. Trofatter Trofatter's machine for skiving boot counters is designed to aid boot manufacturers. It is used to reduce a boot counter to its proper bevel as well as cut leather for boots. Trofatter's Machine for Skiving Boot Counters Mechanical 148 January 27, 1849 2 4 19 Scientific American 5 September 23,1848 1 4 1 Scientific American Woodcut augur IMPROVED AUGUR FIG. 7 A horizontal section of the guide Woodcut weight liquid molecular attraction Hydraulics - Figure 20 illustration This engraving shows a vessel with several holes in it and describes the pattern of water escaping from these holes depending on the sizes of the holes. 153 January 28, 1854 2 9 20 Scientific American Woodcut garments geometric transfer tailor PATENT GEOMETRIC TRANSFER Figure 1 Back perspective view of instrument. 233 April 17, 1847 2 2 30 Scientific American 299 June 7, 1851 2 6 38 Scientific American Woodcut boat ship screw port holes window Improved Ships' Windows - Figure 3 illustration This engraving is a plan view (view as the window appears when closed) of Goodrich's ship windows. New York Sun Engraver Engraver Woodcut railroad car railroad brake PATENT RAILROAD BRAKE Side view of railroad car with brake. 5 September 26, 1846 1 2 1 Scientific American subject The methods of warming and ventilating buildings involves different methods of constructing fireplaces in order to supply more heat to buildings. Heating and Ventilating Buildings Mechanical 268 May 8, 1852 2 7 34 Scientific American 84 December 4, 1847 2 3 11 sciam Woodcut manufacture gas improvement IMPROVEMENTS IN THE MANUFACTURE OF GAS Fig. 1 Side view of the entire apparatus. Woodcut bedstead Improvement in Bedsteads - Figure 1 illustration This engraving is a plan or top view of Merrill and Tupper's bedstead. 324 June 24, 1854 2 9 41 Scientific American 135 January 16, 1847 3 2 17 Scientific American Woodcut friction coupling shaft coupling TAFT'S FRICTIONAL COUPLING FIG. 2 Transverse section of coupling. 88 November 26, 1853 2 9 11 Scientific American 249 April 22, 1854 2 9 32 Scientific American 89 December 4, 1852 2 8 12 Scientific American TENEYCK Woodcut timber saw wood blade Worssam's Timber Sawing Frame - Figure 2 illustration This engraving is a transverse elevation of Worssam's timber sawing frame. Forbes Artist Woodcut motion shuttle loom IMPROVED SHUTTLE MOTION Fig. 1 Front elevation of apparatus. subject Draper & Scott Draper and Scott's oil dripper is made of cast steel and hardened so that the delivery of oil is uniform. Oil that runs down the side of the can is conveyed back into the can thereby saving oil. Draper and Scott's Oil Dripper Mechanical subject William Stephens Stephens' oscillating steam engine produces the necessary movement of the slide valve by means of a fixed groove or guide attached to some part of the engine frame. Stephens' Oscillating Steam Engine Mechanical 136 January 15, 1848 3 3 17 sciam 136 January 8, 1853 2 8 17 Scientific American 161 February 8, 1851 2 6 21 Scientific American 309 June 14, 1851 2 6 39 Scientific American Woodcut ditch fence plow Gavett's Ditching and Fencing Plow - Figure 2 illustration This engraving is a perspective view of Gavett's plow on its carriage. subject The zinc paint mill described in these engravings produces zinc paint perfect in body. It contains no grits or clots and has a creamy white appearance. Zinc Paint Mill Mechanical 200 March 8, 1851 2 6 25 Scientific American subject L.F. Frazee Frazee's life boat is a buoyant vessel properly shaped and arranged that is constructed of india rubber or oil-cloth stuffed with cork or its equivalent. Frazee's Life Boat Mechanical Woodcut Baltimore mechanic's hall architecture THE GREAT MECHANICS' HALL, AT BALTIMORE Perspective view of Mechanics' Hall in Baltimore. James Usher Shows a plan view with the engine and boiler removed. machine, steam plow mechanical engineering subject Warren Lyon Lyon's self-feeding metal drill has a weight attached to the arbor of the drill in order to give the required pressure for drilling metal. Lyon's Self-Feeding Metal Drill Mechanical 305 June 19, 1847 2 2 39 Scientific American 215 March 27, 1847 3 2 27 Scientific American 49 November 4, 1848 2 4 7 Scientific American 316 June 18, 1853 2 8 40 Scientific American subject The illustration consists of a series of three pulleys and one drum with a belt connecting the three items. The diagram shows how spinning the drum causes the different sized pulleys to move at different speeds although the speed of the drum is not altered. Motion Conversion: Variation of Speed Mechanical Frederick Ortlieb Shows a sectional elevation of the machine. machine, cutt-off for steam engine mechanical engineering 52 November 1, 1851 2 7 7 Scientific American Woodcut Amant's Escapement escapement clockwork machinery dead beat escapement tooth and pinion watch illustration This image is a not very detailed wood-cut of a watch's dead beat escapement. Woodcut blooms iron IMPROVEMENT IN MACHINERY FOR BLOOMING IRON FIG. 1 A side elevation of the machine Woodcut architecture farm cottage A FARM COTTAGE Fig. 1 Perspective view of the farm cottage. subject Isaac Van Kuran Van Kuran's railroad car wheel is different from standard railway wheels due to the fact that the wheel is cast with a rim in the form of a semi-ellipsis and of an oblate spheroid form at the hub part with braces on either side. This strengthens the wheel and removes all dangers of the wheel breaking when cooled. It also causes the pressure exerted on the hub of the wheel to be more equally divided over several parts of the wheel. Van Kuran's Railroad Car Wheel Mechanical subject A. McKinney McKinney's device consists of a frame with adjustable rules and hold-fast bolts, which is secured to the seat of a wagon. Using the adjustable rules the hoops (bows) of the wagon can be set at the required height and distance from each other. The hold-fast bolts hold the hoops until they are secured to the body of the wagon. McKinney's Device for Regulating the Setting of Bows in Wagon Tops Mechanical T. E. A. Woodcut money coin detector counterfeit Counterfeit Coin Detector - Figure 2 illustration This engraving is a detached view of the clamps of Robinson's counterfeit coin detector. subject Mr. Nathaniel Adams mechanical Machine for kneading clay This machine makes a wheel revolve in a bed with clay in a spiral shape. This kneads the clay. It is the counterpart of the brick molulding machine. 128 January 1, 1853 2 8 16 Scientific American Mr. Pike Hydraulic hand press press mechanical engineering Levi B. Griffith Shows a side elevation with the casing removed to show the spring and crank. machine, cutting & measuring iron mechanical engineering 57 November 8, 1851 2 7 8 Scientific American 105 December 20, 1851 2 7 14 Scientific American Woodcut steam oscillate engine Improvement in Oscillating Engines - Figure 2 illustration This engraving is an internal view of Gardner's oscillating engine. Willard Day Shows a longitudinal vertical section of the improvement in street sewers. architecture, street sewer mechanical engineering subject Biddle This engraving represents an Eolian Engine, which consists of two sails. The sails alternate between a vertical position and a horizontal position when wind hits them. This alternation causes a rotational motion, which is used as a source of power. Biddle's Wind Engine Mechanical subject George N. Stearns Stearns's mortising and boring machine is designed to mortise hubs, framing, or any kind of work requiring mortising. Stearns's Boring and Mortising Machine Mechanical Woodcut auger cutting boring Clark's Patent Auger - Figure 2 illustration This engraving shows the form of the material before it is twisted to form Clark's auger. 210 March 20, 1852 2 7 27 Scientific American 408 September 3, 1853 2 8 51 Scientific American N. Levy Engraver Woodcut manufacturing construction brick Whipple's Patent Machine for Brick Manufacturing - Figure 2 illustration This engraving is a longitudinal section of Whipple's machine for brick manufacturing. Bridges Engraver 52 November 6, 1847 2 3 7 sciam subject R.V. De Guinon De Guinon's portable dam is designed for the gold regions of California where it can be used for laying bare the beds of streams and diverting and directing their courses. De Guinon's Portable Dam Mechanical 192 February 25, 1854 2 9 24 Scientific American Woodcut electrical liquids purifying ELECTRICAL PROCESS OF PURIFYING LIQUIDS Figure 2 Side elevation of apparatus. Woodcut projectile Captain Norton's Projectile illustration This engraving is a side view of a paper hand grenade. Woodcut wheels hubs wagon Improvement in Wagon Hubs - Figure 2 illustration This engraving is an inside view detached from the axle of Sampson's carriage wheel. 201 March 12, 1853 2 8 26 Scientific American 336 July 2, 1853 2 8 42 Scientific American Woodcut slotting machine Improved Slotting Machine - Figure 1 illustration This engraving is a vertical section of Williams' slotting machine. J.W. Orr 356 July 25, 1852 2 7 45 Scientific American Woodcut circular saws cutting spindles lathe Spindles for Circular Saws of Medium Size - Figure 3 illustration This engraving shows a sectional side view of a circular saw cutting a piece of wood. Woodcut Transferring Circular Motion spiral screw circular gears chisel illustration This image is made up of two smaller images, one of three gears meshed and one the side view of a mechanism using a chisel to cut a spiral. Woodcut steam heat farmer Farmers' Heating and Steaming Apparatus - Figure 1 illustration This engraving is a vertical transverse section of Neal's heating and steaming apparatus. Woodcut planing wood machine LAW'S PLANING MACHINE FIG. 3 A side view of the grooving knives 188 February 28, 1852 2 7 24 Scientific American Woodcut steam rotary engine Barrow's Double-Acting Reversible Rotary Steam Engine - Figure 4 illustration This engraving is a perspective view of one of the cylinder abutments and steam heads of Barrows's rotary steam engine. Woodcut corn corn planter REDICK'S CORN PLANTER Figure 2 Transverse section of the planter. Woodcut machine stone drilling Stone Drilling Machine - Figure 2 illustration This engraving is a sectional side elevation of Wright's stone drilling machine. J. H. Norris & David Flanders Shows a perspective view of the improved desk. furniture, desk mechanical engineering Woodcut architecture farm cottage A FARM COTTAGE Fig. 3 Attic plan of the cottage. 165 February 7, 1852 3 7 21 Scientific American 45 October 28, 1848 3 4 6 Scientific American 33 October 18, 1851 2 7 5 Scientific American Woodcut weight liquid molecular attraction Hydraulics - Figure 46 illustration This engraving shows Conger's water wheel placed on a horizontal shaft in order to show the inside of the cylinder. Woodcut attachment piano Improved Attachment for Pianos - Figure 2 illustration This engraving is a plan view of Corliss' attachment for pianos. subject William McBride McBride's machine for making bed pins uses a stationary cutter and a moving cutter. The stationary cutter forms the tapering part of the pin and the moving cutter forms a round head on the pin. McBride's Machine for Making Bed Pins Mechanical 81 November 30, 1850 2 6 11 Scientific American 361 July 31, 1852 2 7 46 Scientific American 316 June 21, 1851 2 6 40 Scientific American Woodcut carriage axle coupling running gear Everetts' Carriage Coupling - Figure 1 illustration This engraving is a plan of the entire running gear of Everetts' carriage couplings. Woodcut Transverse Movement ratcheting transverse motion illustration This illustration shows a side view of a ratchet wheel along with a hand crank and a horizontal bar. subject Mr. Nathaniel Adams mechanical Adam's Machine for Moulding Brick This machine using a spiral incline plane, valves, and molds to put out an average of 50,000 bricks per day. 393 September 1, 1849 3 4 50 Scientific American 172 February 12, 1853 2 8 22 Scientific American Woodcut carriage axle shaft Attaching Carriage Shafts to the Axles - Figure 1 illustration This engraving is a plan view of Sturtevant's method of attaching carriage shafts to axles. 112 December 18, 1852 2 8 14 Scientific American 48 October 31, 1846 3 2 6 Scientific American Woodcut electrical machine magnetic machine advertisement medical Smith's Improved Electric Machines illustration This illustration is a frontal view of Smith's Electric Machine. Woodcut Mexico City nature water Santa Fe Mount Hand Mount Hand illustration This is an engraving of Mount Hand in Mexico. Morris Designed for securing doors in a convenient, safe, and permanent manner, dispensing with the bolt used in addition to the ordinary latch lock mechanical engineering subject Joseph Scott Scott's screw bottle stoppers use a stopper with screw threads on it and a bottle whose neck also has screw threads. Such stoppers are easily screwed in and out and will last as long as the bottle. Scott's Screw Stoppers Mechanical Woodcut water wheel turbine water JONVAL TURBINE WATER WHEEL Fig. 2 Plan view of water wheel. subject The boat shown in the engraving is attached to a parachute in order to allow it to function like modern day hot air balloons. Flying Parachute Boat Mechanical 233 April 10, 1852 2 7 30 Scientific American subject Charles Mettam Mettam's iron houses can be erected with celerity since there are few parts to be hoisted. All parts can be set with ease, dispatch, and precision. His method of uniting the different stories also prevents vibrations between stories. Mettam's Iron Houses Architecture subject limiting water flow mechanical Woodcut car railroad compressed air locomotive railway brake Compressed Air Railroad Brake - Figure 1 illustration This engraving is a plan view of a car truck that uses Cutler's compressed air brakes. 392 August 28, 1847 2 2 49 Scientific American 134 January 7, 1854 2 9 17 Scientific American 276 May 15, 1852 2 7 35 Scientific American Woodcut daguerreotype stereoscope Mascher's Stereoscope illustration This engraving is a perspective view of Mascher's stereoscope. Woodcut planing machine wood DANIEL'S PLANING MACHINE Figure 2 A top view of the planing machine Woodcut boat ship submarine mortar Submarine Mortar Frigate - Figure 1 illustration This engraving shows Nasmyth's floating mortar attacking an enemy. subject mechanical ratcheting wheel for transverse motion This motion is represented with a ratchet wheel and horizontal bar connected with a spring. As the hand crank is turned the ratchet wheel turns, and the horizontal bar moves along the teeth of the ratcheting wheel in a transverse motion. 152 January 22, 1853 2 8 19 Scientific American subject J.L. Garlington Garlington's thrashing machine uses a vertical revolving adjustable springing disk with a series of beaters, which allows the machine to be adjusted for the different materials it is working on. Garlington's Thrashing Machine Mechanical Edward Wilbur Artist 36 October 19, 1850 2 6 5 Scientific American 25 October 11, 1851 2 7 4 Scientific American 120 December 25, 1852 2 8 15 Scientific American 40 October 21, 1848 2 4 5 Scientific American subject Ericsson Ericsson's caloric engine is designed to heat air passing through tubes or pipes using already heated air. Therfore it heats air and uses that air to heat other air. Ericsson's Caloric Engine Mechanical 368 July 29, 1854 2 9 46 Scientific American Woodcut weight liquid molecular attraction Hydraulics - Figure 52 illustration This engraving shows a perpendicular view of how to cut a notch in a board to measure the quantity of water that runs over a fall in a minute. Woodcut rifles shooting guns Improvement in Rifles illustration This engraving is a side view of Nippes's rifle with the priming box open. Woodcut gold pulverizer amalgamator quartz Gold Quartz Pulverizer and Amalgamator illustration This engraving is a perspective view of Berdan's gold quartz pulverizer and amalgamator. 33 October 15, 1853 2 9 5 Scientific American 385 August 25, 1849 2 4 49 Scientific American Woodcut artesian sink water well Well Geology - Figure 2 illustration This engraving shows three water basins that can be used for well boring. Woodcut dirt road rut scraper gutter Potter's Improved Rut Scraper - Figure 2 illustration This engraving is a plan view of Potter's rut scraper. Woodcut boat ship submarine mortar Submarine Mortar Frigate - Figure 3 illustration This engraving is a transverse section of the Mortar. 372 August 14, 1847 3 2 47 Scientific American 89 December 7, 1850 2 6 12 Scientific American 1 September 21, 1850 2 6 1 Scientific American subject John Lamb and Charles H. Root Lamb and Root's spring carriage wheel is designed to sustain the weight of the vehicle on the rim spokes, which have their bearings against the annular ring of the hub and the axle box. This results in an elastic gentle motion being given to the carriage when journeying over uneven ground. Lamb and Root's Spring Carriage Wheel Mechanical Abram Bronson Shows a plan view of the machine. machine, gold seeker mechanical engineering Mechanism that molds horn or tortoise shell press mechanical engineering Woodcut corn corn planter REDICK'S CORN PLANTER Fig. 1 Back view of the planter. Woodcut Singer sewing machine SINGER'S SEWING MACHINE Figure 2 Side elevation of the sewing machine. 268 May 12, 1849 3 4 34 Scientific American 328 June 24, 1854 2 9 41 Scientific American Woodcut doctor saw Strait's Saw Doctor - Figure 2 illustration This engraving is a side view of Strait's saw doctor. Woodcut less expensive spring elliptic spring light Improved Spring illustration This engraving is a frontal view of an improved elliptic spring. subject Albert T Corliss Corliss' attachment for pianos is designed to hold the tone of the instrument in perfect subjugation to the performer while also allowing the piano to have a crescendo and diminuendo effect. Corliss' Attachment for Pianos Mechanical 244 April 16, 1853 2 8 31 Scientific American Joseph E. Andrew Front view of the entire apparatus transportation mechanical engineering Shows the metal parts that guide the motion motion mechanical engineering Woodcut boiler argand furnace On Boilers No. 7. FIG. 15 Longitudinal section of boiler and furnace. 257 April 30, 1853 2 8 33 Scientific American Woodcut grain separator IMPROVEMENT IN GRAIN SEPARATORS A perspective view of the machine Shows a side cross section of the boultan and watt boiler. machine, boiler mechanical engineering Woodcut cottage house balance Cottage 1 - Figure 1 illustration This illustration depicts the frontal view of a cottage. 253 April 22, 1854 2 9 32 Scientific American subject Scientific American A boat that implements the channel propeller consists of a hollowed out channel at the bottom of the boat from prow to stern, which allows water to flow through it. In the center of the channel there is a paddle wheel. The paddle wheel is powered in some manner (possibly a steam engine) causing water to flow through the channel in the boat and thereby causing the boat to move forward. Internal Water Wheel Mechanical Woodcut Pneumatic Engine power pneumatic wind windmill air illustration A simple illustration of looking down at a type of windmill Woodcut timber saw wood blade Worssam's Timber Sawing Frame - Figure 1 illustration This engraving is a side elevation of Worssam's timber sawing frame. 313 June 26, 1847 2 2 40 Scientific American 105 December 18, 1852 2 8 14 Scientific American 25 October 12, 1850 2 6 4 Scientific American 252 April 25, 1853 2 8 32 Scientific American subject R.V. Jones & P.W. Seibert Jones and Seibert's blind and shutter operator attaches to blinds and shutters in order to allow a person to easily open them using a rotating lever within their house. Jones and Seibert's Blind and Shutter Operator Mechanical Abram Bronson Shows a vertical section taken through the middle of the machine. machine, gold seeker mechanical engineering 214 March 18, 1854 2 9 27 Scientific American Woodcut meter water cylinder Hartin's Cylinder Water Meter - Figure 3 illustration This engraving is a plan view of Hartin's water meter. 257 May 8, 1847 2 2 33 Scientific American Joshua Rutledge Schematic of Rutledge's rotary engine engine mechanical engineering subject casting subject S.A. Hills This is an engraving of a cottage from the book Highland Cottages, which Mr. Hills is trying to sell by putting images from the book in Scientific American. Hill's Highland Cottage Architecture 265 May 8, 1852 2 7 34 Scientific American 249 April 24, 1852 2 7 32 Scientific American H. A. Luttgens Shows a section of a cut-off valve. tool, cut-off valve mechanical engineering Woodcut molding materials iron Iron Moulding MATERIALS USED FIG. 4 A front view of the tool 73 November 19, 1853 2 9 10 Scientific American subject Stewart Stewart's rotary steam engine is rated at 20 horse power. Steam is admitted into the engine between a pair of cogwheels. The cogwheels are sealed steam tight, so the steam must force the cogwheels to rotate in order to escape the engine. The rotating cogwheels can supply power to another device. Stewart's Rotary Steam Engine Mechanical 373 August 14, 1847 3 2 47 Scientific American Woodcut forming table posts rods turning Improvements in Turning Bedstead Posts, Table Legs, &c. - Figure 2 illustration This engraving is a top or plan view of Roberts's turning lathe. 54 October 29, 1853 1 9 7 Scientific American Woodcut cotton coiler packer McKINLAY'S COILER AND PACKER Figure 2 Plan view of apparatus. subject Alfred Speer and Ernest Marx Speer and Marx's pianoforte improves upon the sounding board of normal pianofortes. The sounding board is made from a hollow cylinder, cone, or prism. The strings, cap, and tuning block are suitably arranged around it to produce the sound. Speer and Marx's Pianoforte Mechanical Woodcut grinding mill Latourette's Grinding Mill - Figure 1 illustration This engraving is a perspective view Latourette's grinding mill. 225 April 3, 1851 2 6 29 Scientific American Woodcut meat chopper NEW MEAT CHOPPER A perspective view of the meat chopper Cauchey Engraver Woodcut floor plan cottage Cottage 1 - Figure 2 illustration This illustration depicts the floor plan of a cottage. Woodcut aerate water Aerated Water Apparatus illustration This engraving is a perspective view of Gaillard and Dubois's aerated water apparatus. James Watt Image of casing of the semi rotation engine designed by Watt engine mechanical engineering 289 June 5, 1847 2 2 37 Scientific American 156 January 31, 1852 2 7 20 Scientific American Woodcut thrashing wheat grain machine Improved Thrashing Machine - Figure 1 illustration This engraving is a bird's-eye view of Garlington's thrashing machine. Woodcut rived dressing stave machine Elliot's Rived Stave Dressing Machine - Figure 3 illustration This engraving is a sectional view of Elliot's rived stave dressing machine. 24 October 7, 1848 3 4 3 Scientific American H. A. Luttgens Shows a cross-section from the front of the steam engine regulator. engine, steam engine regulator mechanical engineering Woodcut soil scraper road Arnett's Soil and Road Scraper - Figure 4 illustration This engraving is a side view of Arnett's scraper without the side rods in the act of scraping. 228 April 2, 1853 2 8 29 Scientific American Woodcut boiler steam portable engine Portable Steam Engine illustration This engraving is a perspective view of Hoard and Bradford's portable steam engine. 24 October 2, 1852 2 8 3 Scientific American 297 June 9, 1849 2 4 38 Scientific American Woodcut table dining self-waiting Self-Waiting Dining Table - Figure 1 illustration This engraving is a perspective view of Pusey's self-waiting dining table. 44 October 26, 1850 2 6 6 Scientific American Woodcut Improvement in the Portable Blast Furnace - Figure 1 chemistry assay smith furnace illustration This a perspective view of the entire workbench with bellows. subject Franelin A hygroscope or hygrometer is used to determine the quantity of moisture in the atmosphere (air). Hygroscope Mechanical 116 December 28, 1850 2 6 15 Scientific American Woodcut drawing perspective method painting instrument The Art of Painting illustration This engraving demonstrates a technique for achieving perfect perspective in painting. 236 April 14, 1849 3 4 30 Scientific American Woodcut iron bridge Benjamin Severson's Iron Bridge - Figure 1 illustration This engraving is a perspective view of Severson's iron bridge. Woodcut hydraulic pneumatic engine Joseph C. Stroude's Pneumatic Hydraulic Engine illustration This engraving shows two sectional views and an outside view of Stroude's pneumatic hydraulic engine. subject D.L. Farnum (Farnam) This is an illustration of a fountain that may be found in a park as an ornamental decoration. Farnum's Fountain Designs Architecture Thomas E. Shull Shows how the pins are guided to be set down on their appropriate places on the way. recreation, ball alley mechanical engineering 6 September 25, 1847 2 3 1 sciam 372 August 7, 1852 4 7 47 Scientific American 260 May 8, 1847 2 2 33 Scientific American 297 June 3, 1854 2 9 38 Scientific American 94 December 12, 1846 2 2 12 Scientific American 104 December 14, 1850 2 6 13 Scientific American 24 October 1, 1853 2 9 3 Scientific American 75 November 28, 1846 3 2 10 Scientific American Woodcut cutting grass GRASS CUTTING MACHINE Figure 1 A side elevation of the machine Woodcut Flat Trough trough electro-gliding electrotyping illustration This illustration is of a trough used in electrotyping. Woodcut weight liquid molecular attraction Hydraulics - Figure 36 illustration This engraving is a side view of a re-action water wheel. 220 March 29, 1851 2 6 28 Scientific American 252 April 22, 1854 2 9 32 Scientific American 9 September 30,1848 2 4 2 Scientific American 337 July 10, 1852 2 7 43 Scientific American Bridges Engraver 384 August 18, 1849 3 4 48 Scientific American subject R.A. & A.T. Andrews Andrews' circular saw uses a peculiar form of teeth that is generally given to the teeth of saws for cutting wood. This style of teeth allows the saw to cut and plane in the same operation. Andrews' Circular Saw Mechanical Woodcut economical constant battery PROF. PAGE'S ECONOMICAL CONSTANT BATTERY Fig. 3 Front view of magnet. subject Phineas Burgess and Daniel Dodge Burgess and Dodge's lifeboat has rails placed around the outside of the boat to assist people in entering the lifeboat. The inside of the boat has plenty of room for passengers and crew men. The boat is furnished with several water tight compartments. Burgess and Dodge's Lifeboat Mechanical Forbes (del) Cauchey Engraver Woodcut telegraphic communication Letter Printing Telegraph - Figure 2 illustration This illustration depicts a sectional side view of a letter printing telegraph. 249 May 1, 1847 2 2 32 Scientific American Woodcut boots shoes lasting Apparatus for Lasting Boots and Shoes - Figure 3 illustration This engraving is a vertical section of Leland's apparatus for lasting boots and shoes. subject The landscape depicted in this engraving shows a house in the countryside. The house is surrounded by farmlands and is near a mountain range. Landscape Painting in Rooms Art Woodcut artesian raising water well Raising Water in Wells - Figure 10 illustration This engraving is a sectional view of a pump. Woodcut manufacturing staves barrels Hutchinson's Machinery for Manufacturing Barrels - Figure 3 illustration This engraving is a perspective view of the cutters, cutter block, and shaft for cutting the croze and chamfer. Roberts Engraver subject Elijah Roberts Roberts' adjustable shute water wheel is able to regulate and control the water advantageously when applied to the periphery of a wheel on a vertical shaft. Roberts' Adjustable Shute Water Wheel Mechanical John Prime Drawing of a compass and three different location for North & South appliance mechanical engineering Woodcut whiffletree safety Safety Whiffletree Fig. 4 Under view of an end of the whiffletree. 292 June 2, 1849 3 4 37 Scientific American subject Richard Ketcham Ketcham's lock operates using a circular tumblar. The user must enter an appropriate combination with a knob on the outside of the lock. When the combination is entered the bolt is released and the lock is opened. Ketcham's Lock Mechanical 164 February 7, 1852 2 7 21 Scientific American 144 January 15, 1853 2 8 18 Scientific American 164 February 4, 1854 2 9 21 Scientific American 40 October 23, 1847 3 3 5 sciam Woodcut furnace Baker's Improved Furnace illustration This engraving is a longitudinal vertical section of Baker's furnace. Woodcut exposition crystal palace Transept Crystal Palace from the Gallery illustration This engraving shows the Crystal Palace during an exposition. 76 November 27, 1847 2 3 10 sciam Woodcut machine bend fellies Machinery for Bending Fellies - Figure 4 illustration This engraving is a horizontal section of Cox's machine for bending fellies. Woodcut boiler gauge steam instrument Echol's Steam Gauge - Figure 1 illustration This engraving is a sectional elevation of Echols' steam gauge. 400 September 4, 1847 2 2 50 Scientific American 348 July 17, 1852 2 7 44 Scientific American subject Mr. Trueman Van Tassel mechanical Wind-Mill Ship This ship has a windmill on a mast which turns a paddle wheel moving the ship. subject A ventilated roof is a design for a roof that has ventilation blinds, which allow air to enter the house through the roof. This is intended to be used to allow cool air to enter the house on warm days. Roof Ventilation System Mechanical Woodcut hydraulic steam oil press LATOURETTE'S PATENT OIL PRESS Figure 3 Longitudinal section of truss. 345 July 19,1851 2 6 44 Scientific American Woodcut churn Double Dasher Churn illustration This engraving is a perspective view of Hewett's churn. 257 May 5, 1849 2 4 33 Scientific American Woodcut cars turning MORSE AND MANSFIELD'S IMPROVEMENT IN CARS FOR TURNING CURVES FIG. 4 A side view of how axle joint is connected 377 August 18, 1849 2 4 48 Scientific American subject William Bushnell Bushnell's self-feeding hand drill is used for boring metal by hand. It is designed to ensure a steady feed proportionate to the rapidity with which the tool revolves. Bushnell's Self-Feeding Hand Drill Mechanical 97 December 16, 1848 2 4 13 Scientific American 73 November 19, 1853 2 9 10 Scientific American Woodcut lathes chucks UNIVERAL CHUCKS FOR TURNING LATHES An image of an universal chuck for a turning lathe 284 May 21, 1853 2 8 36 Scientific American Woodcut steam rotary engine FLINT'S ROTARY ENGINE FIG. 25 A schematic of the engine Woodcut American Institute ornamental fountain The Premium Fountain illustration This image is a frontal view of a fancy fountain. Woodcut dye cotton bleach linen Improved Method of Dyeing and Bleaching - Figure 3 illustration This engraving is a sectional view of a spring gauge for indicating pressure, which is used on Metz's device for dyeing and bleaching. subject Benjamin Severson Severson's iron bridge is constructed using a series of arcs for the railway of the bridge. The walkway of the bridge is formed through trusses so that it will remain strong. The bridge is also supported by metal cable, which is attached from the shore to quarter points of the bridge. Severson's Iron Bridge Mechanical 321 June 24, 1854 2 9 41 Scientific American subject Artesian wells must lie under some impermeable strata so that when this layer is perforated the water will rise to the height corresponding to the hydrostatic pressure. Well Geology Architecture Woodcut tumbler stove pipe MACHINE FOR MAKING TUMBLER STOVE PIPE FIG. 1 A perspective view of the machine Woodcut drill hand Improved Hand Drill A perspective view of the drill N. Orr Engraver Woodcut railroad railway brakesmen safeguard Safeguard for Railroad Brakesmen illustration This engraving is a perspective view of Littlejohn's bridge improvement to give warning to brakesmen. 28 October 14, 1848 2 4 4 Scientific American 320 June 17, 1854 2 9 40 Scientific American Woodcut roof construction glass furrow ridge Paxton's Improvements in the Construction of Roofs of Buildings - Figure 1 illustration This engraving is a longitudinal section demonstrating Paxton's method of constructing roofs. Woodcut paint blinds window Machine for Painting Window Blinds - Figure 2 illustration This engraving is a transverse section of Field's machine for painting window blinds. Woodcut timber frame saw wood mill cut log Bronson's Improvements in Sawing Frames - Figure 4 illustration This engraving is a horizontal section of Bronson's sawing frame. Woodcut blind shutter Improved Blind and Shutter Operator - Figure 3 illustration This engraving shows a chain that is part of Jones and Seibert's device for operating window blinds and shutters. Woodcut Lerow & Blodgett's Rotary Sewing Machine - fig2 sewing machine shuttle illustration This illustration shows detail of the shuttle in path. Woodcut submarine bells diving IMPROVEMENT IN DIVING BELLS FIG. 2 A vertical section of the bell subject Daniel Dodd Dodd's apparatus consists of anti-friction roller cylinders which are placed in a journal box or a hub of a shaft. Dodd's Anti-Friction Rollers Mechanical Woodcut bran separator IMPROVED BRAN SEPARATOR FIG. 2 A top section of the machine Woodcut car railroad railway dump dumping Palmer's Patent Dumping Car - Figure 2 illustration This engraving is an end elevation of Palmer's dumping car. subject A.L. Swan Swan's melodeon improves on the exhausting bellows of current melodeon's by allowing them to cause a draught of air through the reed. The device allows a player to operate the instrument with more ease. Swan's Melodeon Mechanical Woodcut sugar refining cane Birkett's Improvement in Sugar Refining Machinery - Figure 1 illustration This engraving is an end view of Birkett's sugar refining machinery. 308 June 16, 1849 2 4 39 Scientific American 1 September 18, 1852 1 8 1 Scientific American Woodcut Stave cutter joiner, shingle and barrel head machine- Figure 1. shingle cutter machine illustration This illustration is of a perspective view of Hutchingson's Stave Cutter. 60 November 9, 1850 2 6 8 Scientific American Woodcut spike nail machine Ison's Improvement in Machinery for Making Spikes and Nails - Figure 3 illustration This engraving is a plan view of Ison's machine for making spikes and nails. subject George Michiels Michiels's gas burner can be adjusted to increase or diminish the amount of gas issuing from the burner. The gas from the burner is issued in a circular ring rather than in a series of apertures as usual. This regulates the amount of atmospheric air admitted into the interior of the flame. Michiels's Gas Burner Mechanical 232 April 1, 1854 2 9 29 Scientific American R. E. Hodges Shows 151 vulcanized india-rubber tubes, each one foot long and all of them contained within an area the diameter of which is 12 inches. India-rubber, power accumulator mechanical engineering Woodcut honey draws bee hive Surles' Patent Bee Hive - Figure 1 illustration This engraving is an elevation of Surles' bee hive. subject Solomon W. Kirk Kirk's flour and grain dressing machine is able to clean, sift, and purify ground grain and other substances. Kirk's Flour and Grain Dressing Machine Mechanical subject Boyle Coleoptera is a class of sheathed wing insects that have crustaceous membranes. Beetles are a member of this class. Entomology Biology 100 December 11, 1852 2 8 13 Scientific American 36 October 23, 1847 2 3 5 sciam Woodcut advertisement planeing machine Woodworth's Patent Planeing Machine illustration This engraving is a frontal view of Woodworth's planeing machine. subject mechanical Changing Speed and Direction of Circular Motion The gears and belts cause the wheel and internal gear moving in different directions 297 June 4, 1853 2 8 38 Scientific American 321 June 25, 1853 2 8 41 Scientific American subject Thomas Blanchard Blathe's lathe produces objects with irregular forms by spinning the material to be cut as well as the pattern to be cut into the material. The pattern for the irregular form consists of a series of blades that will be varying distances from the material being cut; therefore, different blades cut the material at different times. Blanchard's Lathe for Turning Irregular Forms Mechanical Woodcut planing cutting plane cut Kittle's Patent Planing Machine - Figure 2 illustration This engraving is an enlarged perspective view of the matching cutters of Kittle's planing machine. subject Tools for creating artesian wells consist of chisels and other boring or excavating tools. They are usually able to remove the material that is cut away from the well. Tools Regarding Artesian Wells Mechanical Woodcut faucet Stebbin's Patent Faucet A side section of the faucet Woodcut electricity batteries Electric Batteries Fig. 3 Perspective view of battery in frame 212 March 20, 1852 2 7 27 Scientific American subject David McComb McComb's toggle press is used for bailing hay, cotton, and hemp. McComb's Toggle Press Mechanical Woodcut boiler steam locomotive engine Improved Locomotive Boiler - Figure 1 illustration This engraving is a vertical longitudinal section, showing the interior of Bradly's locomotive boiler. Woodcut bedstead Improvement in Bedsteads - Figure 3 illustration This engraving is a section of Merrill and Tupper's bedstead. Woodcut truck turning ANOTHER RAILROAD TRUCK FOR NARROW CURVES A top view of the truck subject Eccles Eccles' check loom is a power loom for weaving checks or ginghams. The motion of the loom is different from most power looms, which results in less breaking of weft. Eccles' Check Looms Mechanical Woodcut hot air heat blast furnace Improvements in Blast Furnaces - Figure 2 illustration This engraving is a plan of Budd's blast furnace. Woodcut curved iron coiled brass straight wire Straightening Wire illustration This image shows a frontal view of a device for straightening coiled wire. 202 March 12, 1853 2 8 26 Scientific American Woodcut tooth saw blade Saw Tooth Corrector - Figure 1 illustration This engraving is a side view of Parsons' saw tooth corrector. Woodcut boiler Prosser's smoke burner On Boilers No. 8. FIG. 16 Section lengthwise of burner. 360 July 28, 1849 2 4 45 Scientific American Drawing that shows how the glass is situated to be cut glass mechanical engineering Woodcut motion conversion pallet clock Dead Beat Escapement illustration This engraving is a frontal view of a pallet used in clocks. Woodcut hose coupling pipe Improved Coupling for Hose - Figure 4 illustration This engraving is a transverse section of Osgood's coupling. 156 February 1, 1851 2 6 20 Scientific American Woodcut cutting machine cloth Tailor's Cloth Cutting Machine - Figure 1 illustration This engraving is a perspective view of Harraday's cloth cutting machine. Woodcut steam engine rotation rotary engine Hammond's Rotary Engine --- Figure 2 illustration This engraving shows an aerial view of the steam grooves of Hammond's rotary engine. subject V.P. and B. Kimball Kimball's spark arrester for locomotives uses a revolving fine screen in combination with a chamber for creating a downward draught. As the smoke passes through the filter the cinders are removed from the air. The screen revolves and passes over the draught chamber in order to clear the cinders from the filter. Kimball's Spark Arrester for Locomotives Mechanical 393 August 27, 1853 3 8 50 Scientific American 9 9-29-1849 4 5 2 sciam J.M. Batterman Artist Alfred Vincent Newton Shows two separate stations furnished with the necessary apparatus whereby to transmit and receive intelligence. communication, clock telegraph mechanical & electrical engineering 73 November 20, 1852 2 8 10 Scientific American Woodcut sheet metal form fold bend Walker's Patent Improved Sheet Metal Folder - Figure 1 illustration This engraving is an isometrical view of Walker's sheet metal folding machine. Shows a front elevation of the improved barometer where a column of carbonic oxide gas under compression is employed in combination with a column of mercury. tool, barometer mechanical engineering 60 November 5, 1853 2 9 8 Scientific American 281 May 20, 1854 2 9 36 Scientific American Woodcut air atmospheric railway telegraph Atmospheric Tube Telegraph and Railway - Figure 2 illustration This engraving is a vertical longitudinal section of Richardson's atmospheric telegraph and railway. 33 October 16, 1852 2 8 5 Scientific American Woodcut penholder pen ever point pencil diamond Bagley's Patent Extension Penholder and Pencil illustration This image shows an aerial view of Bagley's Patent Extension Penholder. 112 December 18, 1852 2 8 14 Scientific American Woodcut carve lathe wood Bacon's Patent Carving Machine - Figure 2 illustration This engraving is a vertical section of the cylinders of Bacon's carving machine. Shows box that is ready to receive the molten metal molding mechanical engineering Woodcut variety page filler Variety illustration This image depicts the Variety page filler. Woodcut lathe ovals turning Machine for Turning Ovals illustration This engraving is a perspective view of Merrell's machine for turning ovals. 132 January 7, 1854 2 9 17 Scientific American Woodcut new New York City post office Proposed Post Office, New York illustration This engraving shows a frontal view of the proposed post office of New York City. Woodcut bench vice hook Carpenters' Improved Bench Hook - Figure 1 illustration This illustration is a vertical elevated section of a carpenter's bench hook. subject John McMullen McMullen's device for preventing incrustation in steam boilers is designed to agitate the water so that the sediment does not adhere to the plates of the boiler. McMullen's Device for Preventing Incrustation of Steam Boilers Mechanical Woodcut Electro-Gliding Figure 1 gold electro-gliding silver batter battery plating illustration This illustration shows a single cell arrangement with a plate in the inner chamber. Woodcut tinsmith groove metal tool tin Tinsmith's Improved Grooving Machine - Figure 2 illustration This engraving is an outline of a tube that is part of Whitney's tinsmith grooving machine. Horton & Fisher Shows a transverse vertical section of the steam boiler. machine, boiler mechanical engineering Woodcut stone cutter stone dressing stone STONE DRESSING BY MACHINERY Fig. 1 STONE CUTTER Perspective view of the stone cutter. 131 January 16, 1847 2 2 17 Scientific American Woodcut eccentric motion motion conversion cam pattern cutting machines motion Transverse Motion illustration This engraving is a side view of a method of producing transverse motion. Woodcut method rooms painting drawing perspective landscape walls Landscape Painting on Walls of Rooms illustration This engraving shows trees with leaves. 160 January 28, 1854 2 9 20 Scientific American Woodcut farm seed agriculture plant Improved Seed Planter - Figure 1 illustration This engraving is a side view of the wheel or roller of Haldeman's seed planter. Woodcut butter churn Patent Churn and Butter Worker - Figure 2 illustration This engraving represents Welch's churn or butter worker with the tub in a horizontal position for working the butter. 253 April 22, 1854 2 9 32 Scientific American 116 December 24, 1853 2 9 15 Scientific American subject John Lienau Lineau's method of purifying oil involves fermenting the oil with creosote. As the oil ferments the impurities fall to the bottom. Lienau's Method of Purifying Oil Mechanical Woodcut vibrating direct motion Direct Motion from a Vibrating One FIG. 2 A front view of the drawing Woodcut boiler Dimpfel's boiler On Boilers No. 19. FIG. 38 Vertical longitudinal section of the boiler. 17 October 10, 1846 2 2 3 Scientific American N. Orr Engraver 65 November 16, 1850 2 6 9 Scientific American 332 July 2, 1853 2 8 42 Scientific American subject M. Fisher and William Martin Jr. In an ordinary vice, a screw is used to tighten and loosen the grip on the object to be held. In Matthew's parallel chain vice, two screws are used, connected by an endless chain in order to insure corresponding motion between the two screws. Due to this arrangement, the two jaws of the vice are kept in a uniform, parallel position. This causes the vice to hold objects with a uniform grip, which is firmer than ordinary vices. Matthew's Vice Mechanical Woodcut penholder pen ever point pencil diamond Bagley's Patent Extension Penholder and Pencil illustration This image shows an aerial view of Bagley's Patent Extension Penholder. Woodcut boiler On Boilers No. 18. FIG. 34 Longitudinal section of boiler. Woodcut reverberatory furnace Best's Patent Reverberatory Furnace - Figure 1 illustration This engraving is an outside longitudinal view of Best's reverberatory furnace. subject A.P. Chatham Chatham's car coupling uses iron buffers to resist the shock of collision when the cars come together as well as a pin to hold the cars together. Chatham's Car Coupling Mechanical Thomas A. Dodge Artist 240 April 9, 1853 3 8 30 Scientific American 188 March 1, 1851 3 6 24 Scientific American Woodcut Tinsmith wire machine Improved Tinsmith's Wiring Machine FIG. 2 A horizontal section of the machine Woodcut "Keying" British New York Ship Chinese The Chinese Junk illustration This engraving shows a side view of the Chinese ship "Keying." 216 March 20, 1852 2 7 27 Scientific American John W. Cochran Shows a front end view of the rotary stone-dressing machine with steam engine combined. machine, rotary stone-cutting machine mechanical engineering 29 October 16, 1847 2 3 4 sciam J. O. Proctor Shows the hoof cut away a little more towards the center line and the inside forms a smaller radius than the other side. horse shoe, horse mechanical engineering subject John T. Denniston Denniston's artificial draught producer and spark arrester is designed to draw the smoke out by mechanical pumping, and not use the exhaust steam to produce the draught. Denniston's Artificial Draught Producer and Spark Arrester Mechanical Woodcut floor plan crystal palace Ground Plan of the Crystal Palace illustration This engraving is a floor plan of the Crystal Palace. Woodcut McCurdy's boiler boiler On Boilers No. 14. FIG. 24 Longitudinal section of boiler. series This series describes the various methods of raising water from artesian wells. Wells, Artesian --- Raising Water subject A crown wheel escapement consists of a ratchet wheel (wheel with notches) and a pallet that lays across the wheel. The motion of the wheel vibrates the pallet and the vibration of the pallet regulates the velocity of the wheel. Circular Motion of a Crown Wheel Mechanical Woodcut tool wood cutter screw driver bit instrument The Countersink Bit illustration This is a side view of a countersink bit. subject E.W. Foreman Foreman's diving bell is similar to a modern day submarine. It provides a worker a safe place to sit under water while exploring a shipwreck or other object. Foreman's Diving Bell Mechanical subject James H. Swett Swett's elevated railroad is designed to relieve Broadway street from some of the bustle it faces on a daily basis by allowing some of the bustle to be handled in the air. Swett's Elevated Railroad Mechanical subject Charles Denton Denton's reaper and self-raker uses a rotary sheaf hopper in order to receive and deposit the cut grain in sheaves or bunches on the side of the machine. Denton's Reaper and Self-Raker Mechanical 53 November 6, 1847 3 3 7 sciam 360 July 22, 1854 2 9 45 Scientific American Woodcut steam wheel rotary engine MEAD'S STEAM WHEEL FIG. 34 A top view of the engine subject A.V. Cross Cross's dumping wagon is similar to a modern dump truck. The bed of the wagon can be raised allowing the material to exit through a gate in the back of the bed. Cross's Dumping Wagon Mechanical Charles D. Wilcox, Jonathan P. Stilman, & Amos Stilman Shows an elevation of one end of the carding machine with the improvements attached. machine, carding machine mechanical engineering 113 December 28, 1850 2 6 15 Scientific American Woodcut steam rotary engine EVAN'S ROTARY ENGINE FIG. 55 A side section of the engine 9 September 27, 1851 2 7 2 Scientific American series Mechanical Movements This series shows off two different uses of mechanical devices to get interesting movements each issue. It is mostly an informative series which teaches how to obtain different motions. Perspective view of entire carding machine tools mechanical engineering Woodcut railway collision railroad tracks Improvement in Railroads - Figure 1 illustration This engraving is a picturesque view of double track with two trains running in opposite directions. Charles Woodcut saw bevel Machinery for Sawing Bevelled Work - Figure 2 illustration This engraving is an end view of Cook's machine for sawing bevelled work. Woodcut chuck lathe holding objects turning cutting drilling Hyde's Lathe Chuck - Figure 3 illustration This engraving is the bottom view of Hyde's lathe chuck. Shows a perspective view of a small villa designed by A. J. Davis. architecture graphic 145 January 25, 1851 2 6 19 Scientific American 192 February 25, 1854 2 9 24 Scientific American 8 September 23,1848 2 4 1 Scientific American Woodcut Smith's Rotary Engine - Perspective View power mechanical steam engine rotary engine illustration This image shows in perspective, a picture of a steam rotary engine. 189 March 6, 1847 3 2 24 Scientific American J. J. Wright Perspective view showing the machine open and ready to use tools mechanical engineering Woodcut manufacturing staves barrels Hutchinson's Machinery for Manufacturing Barrels - Figure 2 illustration This engraving is a side elevation partly in section of Hutchinson's machine for manufacturing barrels. Woodcut meter water Self Registering Water Meter A side semi-section of the meter subject Richard F. Loper Loper's ship is constructed with hollow iron ribs and bound together by wooden planking and ceiling. This hollow ribs allow oil or lubricating substances to be introduced to the ship, which will circulate to the bolts and fastenings by the motion of the ship; thereby, preserving the wood and preventing the metal from oxidation. Loper's Method of Constructing Ships of Metal and Wood Mechanical 100 December 19, 1846 2 2 13 Scientific American subject This is an illustration of a new design for a suspension bridge, which uses an inverted arch. It is implemented on a bridge in Catrin, Scotland which crosses the Ayer. Suspension Bridge Architecture 280 May 17, 1851 2 6 35 Scientific American 49 November 6, 1847 2 3 7 sciam Woodcut gate balance Patent Balance Gate illustration This engraving is a front elevation of Van Hoesen's design for a balance gate. Woodcut lathe IMPROVED COMPOUND SLIDE LATHE FOR TURNING AXLES FIG. 2 A transverse section taken at the left end of the chuck 120 December 24, 1853 1 9 15 Scientific American Woodcut roof air ventilation blinds flow Ventilated Roofs illustration This image depicts the side view of a house that implements a ventilated roof. 57 November 5, 1853 2 9 8 Scientific American 396 September 4, 1847 2 2 50 Scientific American Woodcut cotton throstle spinning BRUNDRED'S PATENT THROSTLE Figure 2 Side view of throstle Woodcut boot tree Improvement in Boot Trees - Figure 1 illustration This engraving is an inner face view of the hind part of Sadlier's boot trees. Woodcut snath scythe fastenings Scythe Snath Fastenings - Figure 1 illustration This engraving is a view of Boley's scythe secured to a snath. 308 June 11, 1853 2 8 39 Scientific American Woodcut foundation lock stone light house Locking Stones in Foundations of Lighthouses - Figure 2 illustration This engraving is a perspective view showing the locks of Avery's locking stones. 47 October 31, 1846 3 2 6 Scientific American Woodcut distance perspective inspection measure Measuring Inaccessible Distances by Inspection illustration This engraving is a perspective view of a scene where the principles of measuring by inspection can be used. 327 July 3, 1847 3 2 41 Scientific American 264 May 8, 1847 3 2 33 Scientific American Woodcut cotton cotton gin IMPROVEMENTS IN THE COTTON GIN Figure 1 A vertical section of the machine 321 June 24, 1854 2 9 41 Scientific American Solomon W. Jewett Shows two interfering shoes with the inside quarters much wider, longer, and less curved than the outside portion of the shoe with the toe-cork set more upon the inside quarter. horse shoe, horse mechanical engineering Woodcut electro-magnetism locomotive adhesion wheels ELECTRO-MAGNETISM TO GIVE ADHESION TO THE WHEELS OF LOCOMOTIVES Figure 3 Side view of key apparatus. 253 April 22, 1854 2 9 32 Scientific American Warren S. Bartle Transverse view showing how the supply of water is regulated to the force pump steam mechanical engineering Woodcut steam rotary engine HOOVER'S ROTARY ENGINE FIG. 60 A schematic of the engine Allen B. Wilson Rotary engine consisting of 2 pistons with a plate between them, which are placed at right angles to one another in the cylinder engine mechanical engineering Woodcut cleaner grain IMPROVED GRAIN CLEANER Figure 1 Vertical transverse section of the machine. Woodcut stove rotary grate Improvement in Rotary Stove Grates - Figure 1 illustration This engraving is a sectional view of a cylindrical stove that uses Harrison's rotary stove grate. 321 June 26, 1852 2 7 41 Scientific American 36 October 21, 1848 2 4 5 Scientific American subject Mr. Allen Judd drawing linkage This is a device using linkages to draw. It works by the user looking through a telescope and tracing what they are drawing by moving the eyepiece. As this is done, linkages make it such that lines are drawn on the paper. M. Alexander Shows the new submarine exploring vessel. transportation, submarine mechanical engineering subject Orlando Child Child's machine for sawing timber uses a mechanical design to prevent the saw blade from heating while it is cutting timber. It also incorporates an extra saw blade, which assists in sawing through the same log with a larger saw. It can also be set so that two boards can be cut from the same log at the same time. Child's Machine for Sawing Timber Mechanical McCurdy Shows an end view of another boiler McCurdy denominated "Franklin's Duplex Steam Generator." machine, boiler mechanical engineering 318 June 18, 1853 3 8 40 Scientific American John E. Tucker Machine designed to crimp boots tools mechanical engineering Woodcut steam rotary engine FOREMAN'S ROTARY ENGINE FIG. 50 A vertical section of the steam wheel Sabin Colton View of apparatus that shows the circles of the buttons projecting upward lock mechanical engineering Woodcut tool leveler indicator level engineering tool Plumb and Level Indicator illustration This image shows a frontal view of a leveling tool. Woodcut Single Cell Constant Battery for Electrotyping electricity battery mold electrotype printing illustration This illustration shows a single cell constant battery in its complete form. It is in perspective view but shows what is inside of the casing as well. Woodcut Guyon's Water Wheel power tub wheel hydraulic water wheel tub water wheel water illustration This illustration is a perspective view of a tub water wheel. It shows the basics of how it works, provides labels for the text, and gets the idea across of what the water wheel is in the illustration. subject mechanical Improvement in Water Taps This improved water tap is safer and easier to make than the older version. It has a handle controlling two diaphragms which either let water out or create a leakless joint. 200 March 6, 1852 2 7 25 Scientific American 19 October 4, 1851 2 7 3 Scientific American Woodcut plow plant planter farmer L. Platt seeds furrow L. Platt's Corn Planter illustration This engraving is a side view of Platt's corn planter. 90 December 4, 1852 2 8 12 Scientific American 292 June 2, 1849 2 4 37 Scientific American Woodcut self-stripping carding machine SELF-STRIPPING CARDING MACHINE Fig. 3 Plan view of machine. Vertical section of one arrangement appliance mechanical engineering Woodcut light signal light IMPROVED SIGNAL LIGHTS Figure 1 Perspective view of light. Woodcut planing wood machine LAW'S PLANING MACHINE Figure 1 A side view of the machine James Watt Engraving of the mechanism that lets steam enter and exit part of the engine engine mechanical engineering 172 February 12, 1853 2 8 22 Scientific American subject This is an image of a horse shoe electro magnet that is placed on a table with its poles straight in the air. A copper plate is then placed on top of the poles and a solution of nitrate of silver is poured on top of the plate. The magnetic silver nitrate solution forms magnetic field lines on the plate. Magnetic Field Lines Physics Woodcut spindles Improvement in Spindles FIG. 2 A front view of the mule spindle 377 August 12, 1854 2 9 48 Scientific American 386 August 20, 1853 1 8 49 Scientific American Hebert Armstrong Shows an experimental cylindrical boiler employed by Armstrong . machine, boiler mechanical engineering Woodcut drying wool centrifuge machine cloth Chaffee's Patent Drying Machine - Figure 1 illustration This engraving is a perspective view of Chaffee's drying machine. Woodcut weight liquid molecular attraction Hydraulics - Figure 31 illustration This engraving is a vertical view of a centre vent water wheel. Solomon W. Jewett Shows the inside quarter of the shoe when fastened to the hoof. horse shoe, horse mechanical engineering Woodcut bench vice hook Carpenters' Improved Bench Hook - Figure 2 illustration This illustration is an aerial view of a carpenter's bench hook. M. Miles Vertical section of the engine engine mechanical engineering 161 February 4, 1854 2 9 21 Scientific American Woodcut spark arrester Improvement in Spark Arresters - Figure 3 illustration This engraving is a top view of Rollins' spark arrester. 37 October 23, 1847 3 3 5 sciam S. Clegg Shows how wheel or roller is connected to the bar engine mechanical engineering Woodcut portable bath water Improved Portable Bath - Figure 1 illustration This engraving is a side elevation of Brown's portable bath. Woodcut boiler Cook's smoke-consuming tuyere On Boilers No. 10. FIG. 18 Semi-section of the tuyere. Shows a globular vessel that has mercury, water and various scales to measure changes in the vessel. water, steam mechanical engineering Woodcut bender navigation vessel IMPROVEMENTS IN NAVIGATION, --- THE BENDER FIG. 9 Side view of pulley. 97 December 10, 1853 2 9 13 Scientific American 113 December 24, 1853 2 9 15 Scientific American subject James Watt This engraving shows a method of combining levers to create rectilinear motion as was used by James Watt to create pistons in his engine. Motion: Rectilinear Motion Mechanical 16 September 28, 1850 2 6 2 Scientific American 324 July 3, 1847 2 2 41 Scientific American 273 May 22, 1847 2 2 35 Scientific American Forbes Artist Woodcut bullets rifle Rifle Shooting, Bullets, &c. D Cross section of the bullet. 307 June 16, 1849 3 4 39 Scientific American 199 March 13, 1847 3 2 25 Scientific American subject I.Z.A. Wagner Wagner's ship speed indicator uses the force of the water and wind on the boat in order to determine the speed of the vessel, which it relates to the ship's captain through a dial. Wagner's Ship Speed Indicator Mechanical 88 December 2, 1848 3 4 11 Scientific American subject S. Furman Furman's rotary cylinder engine uses a reciprocating piston that is hung in the center of a cylinder. It is caused to rotate by the pressure of rollers. The motion is aided or made continuous by a fly wheel. Furman's Rotary Cylinder Engine Mechanical Woodcut bucket pump wells raise water Steam Boring Machine for Quarries - Figure 4 illustration This engraving is a plan of a steam boring machine in section through the passages. subject H.M. Johnson Johnson's rotary cultivator uses circular knives, which are capable of moving all hard substances such as loose stone to one side. Furthermore, they are easy to replace when damaged. Johnson's Rotary Cultivator Mechanical Woodcut drying wool centrifuge machine cloth Chaffee's Patent Drying Machine - Figure 2 illustration This engraving is a transverse vertical section of the revolving wheel of Chaffee's drying machine. Woodcut steam rotary engine HORNBLOWER'S ROTARY ENGINE FIG. 18 A top schematic of the engine subject A. A. Wilder Wilder's leeway indicator is placed on ships to determine the amount or angle of the drift of a ship from its heading. The drift is usually leeward (in the direction the wind is blowing). Wilder's Leeway Indicator Mechanical 128 January 1, 1853 2 8 16 Scientific American Jesse Pannabecker Shows a perspective view of an improved self-sharpening grindstone. tool, grindstone mechanical engineering Joseph E. Holmes & F. B. Taylor Shows a cross section of the English hollow brick. architecture, bricks mechanical engineering Woodcut cut-off valve valve Cut-Off Valve Section of a cut-off valve. Woodcut prow plowshare THE PLOWSHARE PROW Fig. 2 Top view of prow. subject Montgolfier Montgolfier's hydraulic ram is designed to harness the power of flowing water to pump the water higher than it originally started. Montgolfier's Hydraulic Ram Mechanical 344 July 8, 1854 2 9 43 Scientific American Wells 220 April 3, 1847 2 2 28 Scientific American Woodcut tinsmith cut tin Improved Machine for Cutting Tin - Figure 2 illustration This engraving is a plan view of Hart's machine for cutting tin. subject D.H. Harris Harris' method of hanging circular saws allows the saw to be elevated or depressed at pleasure without altering the length of the belt driving the saw. Harris' Circular Saw Mechanical Woodcut abutments voussoirs masonry arch key stone Arches illustration This image shows a sectional side view of a arch. subject W. Watson This is a device to improve the suspension of railway cars in order to make rides more pleasurable for passengers (less bumping and rattling). This improvement should allow the suspension springs to be made more elastic and less expensive since the spring will not be required to sustain the draught or momentum of more than one car. Watson's Railroad Car Suspension Mechanical 276 May 13, 1854 2 9 35 Scientific American Woodcut journal cup oil box Patent Oil Cup for Journal Boxes - Figure 2 illustration This engraving is a vertical section through the center of one of Richardson's oil cups for journal boxes. 112 December 18, 1852 2 8 14 Scientific American 57 November 11, 1848 2 4 8 Scientific American 8 September 20, 1851 2 7 1 Scientific American Woodcut motive power power electro-magnetism ELECTRO-MAGNETISM AS A MOTIVE POWER Figure 4 Longitudinal vertical section of the engine. 4 September 18, 1852 2 8 1 Scientific American Howard & Davis Shows the precise form of instrument, a type of alarm, constructed by Howard & Davis for the city of Boston. communication, telegraph mechanical engineering 240 April 12, 1851 2 6 30 Scientific American Dr. Page Shows two economical batteries constructed upon the basis of Kemp's and involving the principle of Smee's battery. electronics, battery electrical engineering 244 April 21, 1849 3 4 31 Scientific American subject Thatcher E. Hatch The shuttle box depicted in this engraving is part of a loom design that will stop when the shuttle is out of thread or when the thread breaks. Hatch's Self-Stopping Loom Mechanical Ten Eyck Engraver 143 January 23, 1847 2 2 18 Scientific American Woodcut penholder pen ever point pencil diamond Bagley's Patent Extension Penholder and Pencil illustration This image shows an aerial view of Bagley's Patent Extension Penholder. Woodcut car railroad railway truck Improvement in Car Trucks illustration This engraving is a representation of Eames' railway truck. George Mathiot Shows Mathiot's voltameter battery used for measuring the electric action which it effects by collecting the gas evolved from the perforated plate. electronics, battery electrical engineering Woodcut monozymatic steam condenser engine Miller's Monozymatic Condenser for Steam Engines - Figure 1 illustration This engraving is a side elevation that shows Miller's condenser applied to a steam engine. Geo. Gee & Brothers Cross section of push faucet appliance mechanical engineering Woodcut car plane inclined Safety Car for Inclined Planes - Figure 3 illustration This engraving is a side elevation of McElfatrick's safety car and tracks. Woodcut shoemaking last shoe holder revolving REVOLVING LAST HOLDER Vertical longitudinal section of apparatus. subject Joseph Wright Wright's apparatus for mashing contains a small enclosed cylinder with quick revolving beaters inside and a self regulating hopper to provide meal and hot water in proper proportions. Wright's Mashing Apparatus for Distilling and Brewing Mechanical 365 July 31, 1852 3 7 46 Scientific American 272 May 6, 1854 2 9 34 Scientific American G. H. Marden View of the oscillating blocks into which the ends of the shade roller is suspended windows mechanical engineering subject B. Watt Watt's atmospheric engine uses atmospheric pressure for propulsion rather than other fuels such as coal or petroleum. Watt's Atmospheric Engine Mechanical George Mathiot Shows the frame with the muslin bottom and small feet. electronics, battery electrical engineering 144 January 15, 1853 2 8 18 Scientific American Woodcut boiler steam engine Champion's Annular Steam Boiler - Figure 2 illustration This engraving is a longitudinal section of Champion's annular steam boiler. 45 October 28, 1848 2 4 6 Scientific American Woodcut molding iron Iron Moulding middle cut A bottom view of the apparatus Woodcut boiler gauge steam instrument Eastman's Steam Gauge - Figure 4 illustration This engraving is a section of the interior of Eastman's steam gauge. Woodcut car plane inclined Safety Car for Inclined Planes - Figure 2 illustration This engraving is an end elevation of McElfatrick's safety car and tracks. 338 July 10, 1852 2 7 43 Scientific American Woodcut belt suspender clothes Improved Encircling Suspenders - Figure 6 illustration This engraving shows one of Tinker's encircling suspenders fitted upon the body. 81 November 27, 1852 2 8 11 Scientific American Woodcut weight liquid molecular attraction Hydraulics - Figure 22 illustration This engraving shows a type of hole in the side of a vessel, which water will be moved through. 79 November 28, 1846 3 2 10 Scientific American 321 June 25, 1853 2 8 41 Scientific American Woodcut rotary engine Saloman's Rotary Engine - Figure 1 illustration This engraving is a side elevation of Saloman's rotary engine. 264 May 1, 1852 2 7 33 Scientific American subject M. Millet Millet's bank note paper has irregular marks on the paper in order to prevent counterfeiting. Millet's Bank Note Paper Mechanical Woodcut grinding mill EMERSON GODDARD'S IMPROVED GRINDING MILL A cross-section of the mill Woodcut planeospherical quartz crusher PLANEOSPHERICAL QUARTZ CRUSHER Figure 1 Side elevation of crusher. Theodore F. Englebrecht Shows a plan view that shows one of the coiled springs applied to the hinge. architecture, door mechanical engineering 284 May 21, 1853 2 8 36 Scientific American 113 December 27, 1851 2 7 15 Scientific American Woodcut sight rifle adjustable Adjustable Rifle Sight Perspective view of rifle sight. 24 October 10, 1846 2 2 3 Scientific American subject A fly wheel is a device that is used to increase power in most mechanical engines. It is used to retain the momentum of the engine, so that if the system becomes deficient in power, the fly wheel can supply power until the engine recovers. If the engine is removed from the system, the fly wheel will continue to supply power until its momentum is exhausted. Flywheel Mechanical Woodcut clock telegraph Hall's Telegraph Clock - Figure 3 illustration This engraving is a back view of a clock. 324 June 26, 1852 2 7 41 Scientific American subject Oliver Evans This is an engraving of the first locomotive designed by the American, Oliver Evans who applied a steam engine to a regular carriage. This also seems to be a forerunner to automobiles. Evans's Locomotive Mechanical Woodcut grain agriculture farming hay thresher Thresher - Figure 1 illustration This engraving shows a sectional side view of a thresher with grain passing through it. 188 March 6, 1847 2 2 24 Scientific American 14 October 3, 1846 3 2 2 Scientific American Woodcut Improved Railroad Car Axle and Wheel wheel railroad car train railroad axle illustration This illustration is of a wheel and axle combination for railroad cars. It is in perspective and has labels. 12 September 24, 1853 2 9 2 Scientific American Woodcut artesian borer well Thomson's Artesian Well Borer illustration This engraving represents Thomson's artesian well borer. Woodcut Hartson's Patent Lathe lathe machinery great fair machine illustration This illustration is a detailed wood-cut of a lathe. It includes labels for a description which is in the text. 92 December 3, 1853 2 9 12 Scientific American Woodcut boiler marine boilers On Boilers No. 24. FIG. 49 Longitudinal section of boiler. Woodcut boiler faults improvements explosions engines Dodge's Improved Boiler - Figure 2 illustration This engraving is a sectional view of a tube from Dodge's boiler. subject Joseph Echols Echols' steam gauge uses a long, heavy tube of mercury that is capable of reading the pressure of the steam inside of a boiler. Echols' Water Gauge for Steam Boilers Mechanical 140 January 14, 1854 2 9 18 Scientific American Woodcut molding materials iron Iron Moulding MATERIALS USED FIG. 6 A front view of the tool Woodcut cut off valve sliding WINNE'S IMPROVED SLIDING CUT OFF VALVE A vertical section of the valve subject Samuel Parks & Francis C. Rue Parks and Rue's self-loading cart uses two plows with mould boards turning in opposite directions. These plows raise the earth into the wheels of the cart which are specially designed to lift the dirt into the cart. Parks and Rue's Self-Loading Cart Mechanical John Siddell Shows the entire trap in an isometric view trap mechanical engineering 156 January 29, 1853 2 8 20 Scientific American Woodcut submarine elevator SUBMARINE ELEVATOR Figure 1 Cross section of apparatus. George Taft Shows a transverse section of the improvements on shaft coupling. machine, coupling mechanical engineering 201 March 11, 1854 2 9 26 Scientific American 60 November 8, 1851 3 7 8 Scientific American 345 July 16, 1853 2 8 44 Scientific American subject Griffin This is an image of a furnace which is designed to hold heat so that even 18 hours after coal has stopped burning, the furnace can still keep an engine in motion. It is fuel efficient. Griffin's Heat Generator Mechanical Woodcut lathe gear COMPENSATION DOUBLE GEARING FOR LATHES FIG. 2 A schematic of the larger cog in a large pulley Woodcut table ornament decorative Ornamental Tables illustration This engraving is a perspective view of one of Morant and Boyd's ornamental tables. 209 March 19, 1853 2 8 27 Scientific American Woodcut kiln brick LINTON'S IMPROVEMENT IN BRICK KILNS FIG. 1 Sectional view of the air chamber. Woodcut machine felloe IMPROVED FELLOE MACHINE Figure 1 An elevated section of themachine Jonathan Hornblower Parts that move round within the steam iron globe engine mechanical engineering 292 May 29, 1852 2 7 37 Scientific American Woodcut particle light wave polarization Polarization of Light illustration This engraving is a perspective view of a polariscope. Woodcut power vane wind mill Improvement in Wind-Mills - Figure 1 illustration This engraving is a perspective view of Smith's wind mill. 339 July 12, 1851 1 6 43 Scientific American subject David P. Bonnell Bonnell's process of flouring is able to produce a barrell of superfine flour from four bushels of clean and good wheat. Bonnell's Flouring Process Mechanical William Redick Shows a transverse section through the hopper of the corn planter. machine, corn planter mechanical engineering Woodcut boat ship paddle wheel steam Chapman's Spiral Paddle Wheel - Figure 1 illustration This engraving is a front elevation of Chapman's paddle wheel with an edge view of one of the paddles beside it. 49 November 4, 1848 2 4 7 Scientific American 353 July 23, 1853 2 8 45 Scientific American Shows an end view looking backward through the fore bulkhead being torn away to show the steering apparatus under the deck of the forecastle. tool, plowshare prow mechanical engineering Woodcut generator steam Baldwin's New Steam Generator - Figure 2 illustration This engraving is a vertical sectional elevation of Baldwin's steam generator. subject free escapement mechanical 116 December 30, 1848 2 4 15 Scientific American 120 December 28, 1850 2 6 15 Scientific American Woodcut bender navigation vessel IMPROVEMENTS IN NAVIGATION, --- THE BENDER FIG. 11 Section of pulley. 400 August 26, 1854 2 9 50 Scientific American subject Charles F. Brown Brown's masts, yards, and spars consist of wrought iron tubes fitting within one another in a manner similar to the joints of telescopes. The larger tubes form the larger parts or parts where the greatest strength is required. All the tubes are secured together using screwed rods (the different section of the mast, yard, or spar screw together). Brown's Tubular Wrought Iron Extension Masts, Yards, and Spars Mechanical Theodore S. Minniss Shows a vertical section as applied to the upper gudgeon of a mill spindle with the shaft represented in dotted lines. machine, balance box mechanical engineering Woodcut mechanic hammer filler fist branches iron fist inventor arm blacksmith Mechanics Mutual Protection illustration This advertisement depicts a mans arm holding a hammer with two crossed branches underneath it. Forbes Woodcut manufacturing staves barrels Hutchinson's Machinery for Manufacturing Barrels - Figure 1 illustration This engraving is a plan view (looking down on the top of the machine) of Hutchinson's machine for manufacturing barrels. 120 December 24, 1853 2 9 15 Scientific American Woodcut boiler wagon boiler On Boilers No. 3. FIG. 4 Cross section of the boiler. Woodcut reduce metallic metal bar cut Machinery for Reducing Metallic Bars - Figure 2 illustration This engraving is an end elevation of Chamberlin's machine for reducing metallic bars. 228 April 3, 1851 2 6 29 Scientific American Woodcut knife hay Improved Hay Knife illustration This engraving is a perspective view of Whalen's hay knife. 337 July 10, 1852 4 7 43 Scientific American 333 July 10, 1847 3 2 42 Scientific American subject This is an image of a regulator or a governor, which are commonly found on water wheels and steam engines to allow them to regulate their own speed. Water Wheel and Steam Engine Speed Regulator Mechanical subject John Griffiths Griffiths' valve cock improves over plug cocks in its lightness and the facility in which the valve is ground tight. Griffiths' Valve Cock Mechanical 409 September 13, 1851 2 6 52 Scientific American subject Robert Kittle Kittle's planing machine uses matching cutters on a planing wheel to reduce a wooden board to a desired thickness (the board is held stationary). Once the board has been reduced, it is passed under a stationary knife or plane, which takes a thin shaving from the surface of the board, finishing it better than other planing machines. Kittle's Planing Machine Mechanical Williams Shows a cross section of an argand boiler and furnace. machine, boiler mechanical engineering 216 March 18, 1854 2 9 27 Scientific American subject E.J. McCarthy McCarthy's paddle wheel allows the paddles to be in different positions when entering and leaving the water than when actually in the water so as to have less water and air resistance on the wheel. McCarthy's Paddle Wheel Mechanical Woodcut boat ship temperature ventilator comfort Robinson's Patent Ship Ventilator illustration This engraving is a perspective view of the ventilating chamber of Robinson's ship ventilator. Part of the back is thrown open to show its internal arrangement 113 December 30, 1848 2 4 15 Scientific American 393 August 30, 1851 2 6 50 Scientific American 377 August 13, 1853 2 8 48 Scientific American 112 December 20, 1851 3 7 14 Scientific American Woodcut ships night signals DODGE'S NIGHT SIGNALS FOR SHIPS FIG. 3 Plan view of apparatus. Woodcut boat paddle wheel motor boat propulsion ship The Channel Propeller illustration This engraving is a sectional side view of a boat that implements the channel propeller. Shows a semi-cross section of a cast-iron shoe. tool, cast-iron shoe mechanical engineering Woodcut printing paper SHAW AND GOULD'S IMPROVED PRINTING MACHINE Figure 2 A top view of the machine Woodcut sled hold-back PATENT HOLD-BACK FOR SLEDS Perspective view of hold-back. 273 May 14, 1853 4 8 35 Scientific American 121 January 1, 1853 2 8 16 Scientific American 292 May 29, 1852 2 7 37 Scientific American Woodcut boat ship velocimeter way aquatic Aquatic Velocimeter - Ships' Way Measurer - Figure 2 illustration This engraving is a section of the clock-work and a side elevation of the wheel. 388 August 23, 1851 2 6 49 Scientific American Woodcut artesian sink tool water well Well Boring Tools - Figure 8 illustration This engraving shows a dog, which is used to suspend the rods to secure the boring tools. James Finlay Shows a side elevation of the governor as applied to Whitelaw & Stirratt's patent water wheel. tool, differential governor mechanical engineering Upper box employed to contain sand in which the pattern is molded molding mechanical engineering Woodcut car locomotive railroad truck tender White's Patent Equalizing or Self-Adjusting Truck - Figure 8 illustration This engraving is a sectional view of a part of White's truck. Woodcut apparatus soda water GEE'S SODA WATER APPARATUS Fig. 1 Perspective view of apparatus. Woodcut lock vault safe door Clock-work for Fastening Locks of Doors, Safes, Vaults, &c. illustration This engraving is a side elevation of Bass's improvement in fastening the locks of doors, safes, and vaults. Woodcut spark locomotive arrester Improved Locomotive Spark Arrester - Figure 2 illustration This engraving is a vertical section of Sweet's spark arrester. subject This is an engraving of a prospective post office, since the old post office of New York City was moved to a new location causing inconvenience to many citizens of the city. The new post office design proposes to enlarge the present City Hall building by extending it back to Chambers Street. This extension would allow the building to accommodate the new post office as well as many small business offices. Proposed Post Office, New York Architecture 212 March 18, 1854 2 9 27 Scientific American subject Taylor Taylor's life boat is composed of several iron tubes placed in a regular order. The tubes can be used as ballast and are designed to be filled or empty of water as needed. Taylor's Life Boat Mechanical 96 December 3, 1853 2 9 12 Scientific American Woodcut clock telegraph Hall's Telegraph Clock - Figure 2 illustration This engraving is a side view of a clock. Woodcut Piston Packing Spring (flat) piston piston packing spring piston packing spring illustration This illustration is of an improved design of a piston packing spring in the process of being made before it is bent into shape. Image 1 of 3. 161 February 8, 1851 2 6 21 Scientific American Woodcut reduce metallic metal bar cut Machinery for Reducing Metallic Bars - Figure 1 illustration This engraving is a side elevation of Chamberlin's machine for reducing metallic bars. Woodcut steam rotary engine MILE'S ROTARY ENGINE FIG. 3 A vertical end section of the engine 73 November 20, 1852 3 8 10 Scientific American M.P. Classen Propeller for stern of a boat seen from the front or rear transportation mechanical engineering Woodcut water wheel friction brake Morin's Friction Brake to test the Power of Water Wheels An edge & side view of the brakes L.T. Talbot Artist Woodcut bevel plane New Bevel Plane Perspective view of plane. 175 February 18, 1854 2 9 23 Scientific American subject Mr. J. Ehcols mechanical Union Safety Gauge A valve built in to a boiler so you could turn it and keep the amount of water in the bottom part of the boiler the correct amount. subject John Harraday Harraday's cloth cutting machine is advantageous when multiple pieces of the same pattern are required to be cut. It can cut on any line, straight or curved. Harraday's Cloth Cutting Machine Mechanical L.T. Talbot Artist John Rombley Side view showing the manner in which the apparatus works transportation mechanical engineering Woodcut equalizer steam engine Steam Engine Equalizer illustration This engraving is a vertical section of Morrison's steam engine equalizer. 116 December 25, 1852 2 8 15 Scientific American 276 May 15, 1852 2 7 35 Scientific American 387 August 23, 1851 2 6 49 Scientific American William Hovey End view showing the knife cutting on the cylinder tools mechanical engineering 369 August 14, 1847 2 2 47 Scientific American Woodcut hanging shade window Marden's Improved Mode of Hanging Window Shades FIG. 1 A front view of the window Woodcut Rowe's Universal Pulverizing Pressure Ore Mill ore mill lever pulverizing corn mill mill pulverize illustration This illustration is of a mill which uses levers to crush stuff. The drawing is in perspective. 148 January 27, 1849 3 4 19 Scientific American Woodcut Screw Arrangement small movement fineness screws illustration This is a side view of an arrangement with three parts of a screw and a handle on one side. 169 February 20, 1847 2 2 22 Scientific American 400 September 1, 1849 2 4 50 Scientific American subject iron casting Woodcut organic materials preservation Improved Method of Preserving Organic and other Substances FIG. 4 A top section of the apparatus Woodcut table protracting COATE'S PROTRACTING TABLE A front view of the table 201 March 13, 1852 2 7 26 Scientific American N. Orr Engraver Woodcut lathe prismatic turning lathe SHERWOODS'S PRISMATIC TURNING LATHE Figure 2 Side view of specimens. 288 May 20, 1854 2 9 36 Scientific American 160 January 28, 1854 2 9 20 Scientific American 280 May 15, 1852 3 7 35 Scientific American 164 February 4, 1854 4 9 21 Scientific American Woodcut The Transfer of Speed pulley gear ratio gearing speed illustration This illustration looks at two pulleys connected by a belt. 136 January 8, 1853 2 8 17 Scientific American James Montgomery Shows a section length through the boiler. machine, boiler mechanical engineering 270 May 15, 1847 2 2 34 Scientific American Woodcut cleaning wheat machinery Wheat Cleaning Machinery - Figure 3 illustration This engraving is a horizontal section of Taggart's wheat cleaning machinery. 164 February 7, 1852 2 7 21 Scientific American subject Samuel Taggart Taggart's wheat cleaning machinery uses a combination of screen fans and a smut mill to form a compact and efficient machine for cleaning wheat. Taggart's Wheat Cleaning Machinery Mechanical Woodcut manufacturing sugar Improvement in the Manufacture of Sugar - Figure 1 illustration This engraving is a vertical section of Dickason's machine for manufacturing sugar. subject John F. Mascher Mascher's stereoscope is designed for Daguerrean artists. It is constructed of plate glass mounted with German silver. The lenses of the device may be screwed in and out to accommodate the vision of different persons. Mascher's Stereoscope Mechanical subject Samuel Hutchinson Hutchinson's potato planter is designed to cut, drop, and cover seed potatoes. Hutchinson's Potato Planter Mechanical Woodcut weight liquid molecular attraction Hydraulics - Figure 29 illustration This engraving is a vertical section of Parker's water wheel. Woodcut steam rotary engine Barrow's Double-Acting Reversible Rotary Steam Engine - Figure 2 illustration This engraving is a top view of Barrows's rotary steam engine. 379 August 16, 1851 2 6 48 Scientific American 57 November 5, 1853 3 9 8 Scientific American subject James Nasmyth Nasmyth method of forging iron involves using an improved anvil face, which avoids creating defects in the metal being forged. The anvil is in the shape of a V and contains jaws where the material to be worked is placed. Nasmyth's Method of Forging Iron Mechanical subject David Demarest Demarest's hose protector is designed so that a hose can be laid on a track and then the device put over the hose so that cars can run over the hose without damaging it. Demarest's Hose Protector Mechanical Woodcut air steam ether thermometer Steam Ether, Air FIG. 1 Perspective view of apparatus. 241 April 16, 1853 1 8 31 Scientific American Mettleton & Bartlett Image of railroad dumping car showing principle of its construction and operation transportation mechanical engineering 25 October 16, 1847 2 3 4 sciam Drawing that shows the glass furnace glass mechanical engineering 338 July 10, 1852 3 7 43 Scientific American 121 January 3, 1852 2 7 16 Scientific American subject Thomas Richards, William Taylor, and James Wylde These drawing rollers are covered with vulcanized india rubber so as to prevent clogs when fibrous material (cotton or silk) passes between them. Normal rollers are covered in leather and collect salt deposits from the materials passing through them. In damp weather, the salt attracts moisture, which causes the materials to stick to the rollers. Richards, Taylor, and Wylde's Spinning Rollers Mechanical Woodcut steam rotary engine CHAPMAN'S ROTARY ENGINE FIG. 38 A schematic of the engine 299 June 7, 1851 2 6 38 Scientific American subject H.C. Brown Brown's window sash balance is a substitute for box frames and weights in windows. It is applicable to frames that were in current use in 1851. Brown's Window Sash Balance Mechanical 72 November 12, 1853 2 9 9 Scientific American 372 August 14, 1847 2 2 47 Scientific American Shows a defective flue of an oval shape which was built for obtaining a greater depth of water over the flue. machine, boiler mechanical engineering A. M. Billings Shows an outside view of the close band with a small square socket in the screw and the key to fit in the socket. tool, band wrench mechanical engineering 288 May 21, 1853 2 8 36 Scientific American 68 November 15, 1851 3 7 9 Scientific American Woodcut paint zinc mill Zinc Paint Mill - Figure 1 illustration This engraving is the mixing mill of the zinc paint mill. 152 January 21, 1854 2 9 19 Scientific American Woodcut weight liquid molecular attraction Hydraulics - Figure 56 illustration This engraving is a top view of Dripp's water wheel. 263 May 8, 1847 3 2 33 Scientific American 44 October 31, 1846 3 2 6 Scientific American James M. Bottum Shows a side view of a watchmaker's lathe as the improvement relates to the chuck and its parts. tool, chuck mechanical engineering 120 December 27, 1851 2 7 15 Scientific American Woodcut atmosphere churn COMPUND ATMOSPHERIC CHURN FIG. 2 A section of a part of the churn Woodcut boiler steam rotary engine Anderson's Revolving Steam Boiler - Figure 3 illustration This engraving is a back end view of Anderson's revolving steam boiler. 113 December 30, 1848 3 4 15 Scientific American subject mechanical piston packing spring A spring which is used to pack pistons into pumps. This design is an improvement over past versions Woodcut foundation lock stone light house Locking Stones in Foundations of Lighthouses - Figure 1 illustration This engraving is a perspective view of Avery's system of locking stones. 68 November 18, 1848 2 4 9 Scientific American 169 February 15, 1851 2 6 22 Scientific American 152 January 25, 1851 2 6 19 Scientific American Woodcut Sherrod's Water Wheel Plan from Front power water wheel plan fan water wheel design illustration This illustration rather than giving a view of what Sherrod's water wheel looks like, gives a design for making this type of water wheel. It mostly consists of labeled lines with descriptions in the text. 112 December 21, 1850 2 6 14 Scientific American 92 December 7, 1850 2 6 12 Scientific American 164 February 4, 1854 2 9 21 Scientific American 49 October 29, 1853 4 9 7 Scientific American 116 December 25, 1852 2 8 15 Scientific American 140 January 14, 1854 2 9 18 Scientific American 16 9-29-1849 2 5 2 sciam E. R. Benton Sectional view of the entire machine food mechanical engineering 136 January 13, 1849 3 4 17 Scientific American 169 February 15, 1851 2 6 22 Scientific American Woodcut filing saw BROWN'S CIRCULAR SAW FILING MACHINE Figure 1 A side elevation of the machine Woodcut mill saw machine Improved Sawing Machine illustration This engraving is a perspective view of Alexander's sawing machine. 24 October 2, 1852 2 8 3 Scientific American Thomas Tippett Shows a front end view of Tippett's boiler. machine, boiler mechanical engineering 377 August 16, 1851 2 6 48 Scientific American Charles 9 September 30,1848 2 4 2 Scientific American Woodcut weight liquid molecular attraction Hydraulics - Figure 48 illustration This engraving is a section of a water wheel. Woodcut cutting horse rake harvester Adkin's Improved Harvester - Figure 2 illustration This engraving is a side inside view showing the master wheel of Adkin's harvester. Woodcut Burglar and Fire Alarm burglar fire alarm burglary illustration This is an image of an alarm which shows how the parts fit together. Woodcut electricity magnet engine Vergnes' Electro-Magnetic Engine illustration This engraving is a perspective view of Vergnes' electro-magnetic engine. 281 May 20, 1854 2 9 36 Scientific American Woodcut wool carding IMPROVEMENTS IN WOOL CARDING FIG. 3 A transverse section of the machine 16 September 24, 1853 2 9 2 Scientific American subject H. Strait Strait's safety truck can be used as a brake, as a support when a wheel or axle is broken, as a track-keeper, as a protective of wheels or axles, and as a preventive of collisions. Strait's Safety Truck Mechanical West and Thompson mechanical 113 December 27, 1851 2 7 15 Scientific American subject F. H. Maller mechanical New Coffee Apparatus This coffee apparatus uses water boiled in the bottom part of it while the coffee is placed on a false bottom. The expanding air on the top as the water boils causes water to rise up a tube in the center of it and goes over the coffee back towards the bottom. Woodcut Applications of the Governor- Centripetal Force centripetal force water control regulation governor illustration This illustration gives a head-on view of a regulator for the amount of water going through a pipe. Woodcut cutting lathe turning Bailey's Improved Turning Lathe - Figure 2 illustration This engraving is a front view of the contrivance for bringing up and throwing back the poppet centre of Bailey's turning lathe. Woodcut drill iron Iron Drill Front elevation of machine. 104 December 11, 1852 2 8 13 Scientific American subject Almon Roff This is a design for a lock that does not require a key, but instead relies on a knob with letters or numbers on it which must be turned in a particular sequence to cause the bolt to release. Roff's Safety Lock Mechanical subject John C. Reed Reed's grinding mill uses grinding stones to work on the items being grinded. These stones are designed to be easily replaceable when worn. Reed's Grinding Mill Mechanical 281 May 21, 1853 2 8 36 Scientific American subject mathematics Peter M. Deshong Peter M. Deshong is famous for his ability to calculate large numbers extremely quickly. Woodcut manufacture tobacco snuff leaves Snuff and its Manufacture - Figure 2 illustration This engraving shows the revolving grinder used for the manufacturing of snuff. Cleaner for smoothing sunk surfaces in the sand below the reach of the trowel molding mechanical engineering Woodcut perspective inspection measure Measuring by Inspection illustration This engraving represents the field of view of a telescope to illustrate Worthington's method of measuring by inspection. subject The reg is a device that is used in the process of transferring power between a machine and a power source. This reg uses conical drums rather than normal cylindrical drums in order to improve the process of transferring power. Transferring Power through Conical Drums Mechanical Woodcut boiler coolant steam engine water Ten Eyck's Apparatus illustration This engraving shows a sectional side view of Ten Eyck's Apparatus. 73 November 25, 1848 2 4 10 Scientific American 32 October 9, 1852 2 8 4 Scientific American 208 March 17, 1849 3 4 26 Scientific American 44 October 25, 1851 2 7 6 Scientific American Woodcut distill resin distilling resin ROBBINS' PATENT IMPROVEMENTS FOR DISTILLING RESIN, &c. Figure 2 Vertical section of kettle. 408 September 6, 1851 2 6 51 Scientific American 264 May 3, 1851 2 6 33 Scientific American 84 November 27, 1852 2 8 11 Scientific American 36 October 23, 1847 2 3 5 sciam Charles P. Carter Shows a perspective view of the apple paring machine. tool, apple parer mechanical engineering Woodcut multiplied gearing horsepower Multiplying Gearing - Figure 2 illustration This engraving is a longitudinal section of a gear for multiplying the speed of the driving shaft 100 times. Woodcut bullet rifle ammunition fire arm gun loading Marston's Breech-Loading Fire-Arms and Patent Cartridge - Figure 7 illustration This engraving shows an upright view of a cartridge for Marston's breech loading guns. 57 November 14, 1846 2 2 8 Scientific American 9 September 28, 1850 2 6 2 Scientific American Woodcut pump force pump BROWN'S FORCE PUMP Fig. 2 Plan view of base plate. Silsby, Race, & Holly Shows an elevation of a very convenient and useful iron drill manufactured at Seneca Falls, NY. machine, iron drill mechanical engineering Woodcut machine bend fellies Machinery for Bending Fellies - Figure 3 illustration This engraving is a longitudinal vertical section of Cox's machine for bending fellies. 224 March 25, 1854 2 9 28 Scientific American Woodcut boat ship propeller submarine Phillip's Submarine Propeller illustration This engraving is a longitudinal section of Phillips' submarine propeller. Woodcut boiler Morse's air distributor On Boilers No. 20. FIG. 39 Perspective view of air distributor. Woodcut timber saw machine Improvement in Machinery for Sawing Timber Figure 2 End elevation of machine. Woodcut steam rotary engine BRAMAH'S ROTARY ENGINE FIG 9 A schematic of the engine subject E.J. Dickey This corn planter begins by grooving the soil and then drops the seeds into the furrowed ground. Dickey's Corn Planter Mechanical William Gee Shows the apparatus for generating the gas needed for the soda water. machine, soda water apparatus mechanical & chemical engineering Woodcut stove rotary grate Improvement in Rotary Stove Grates - Figure 2 illustration This engraving is an under-side plan view looking upwards of Harrison's rotary stove grate. 105 December 21, 1850 2 6 14 Scientific American Woodcut mortise bore machine Mortising and Boring Machine - Figure 2 illustration This engraving is a perspective view of Stearns mortising and boring machine. Woodcut drill grain drill SANDER'S IMPROVED GRAIN DRILL Fig. 3 Section view of drill. Woodcut telescope mirrors MACHINE FOR GRINDING THE MIRRORS OF REFLECTING TELESCOPES FIG. 4 A front view of the machine F. G. Woodward Shows the vertical lever of the switch stand transportation mechanical engineering Woodcut winnower grain Canby's Grain Winnower - Figure 2 illustration This engraving is a longitudinal vertical section of Canby's grain winnowing machine. L.T. Talbot Artist 145 January 24, 1852 2 7 19 Scientific American Woodcut iron bridge Benjamin Severson's Iron Bridge - Figure 2 illustration This engraving represents different technical aspects of Severson's iron bridge. Woodcut rails railway railroad concave wheels Swelled Rails and Concave Tires illustration This is an aerial view of the frame of a railway car, which implements concave tires. subject Charles Pontez Pontez's method for producing submarine foundations is designed for use in creating continuous underwater walls. Pontez's Design for Submarine Foundations Architecture 318 June 18, 1853 3 8 40 Scientific American subject stave cutter subject mechanical Velocity of Wheels example The use of belts make the wheels go different directions and at different speeds. John Rombley Front view of the entire apparatus transportation mechanical engineering Woodcut mortise bore machine Mortising and Boring Machine - Figure 1 illustration This engraving is a perspective view of Stearns mortising and boring machine. William H. Danforth Machine that combines the operations of screening, pumping water, and washing the gold appliance mechanical engineering 145 January 27, 1849 3 4 19 Scientific American Woodcut excavator gold mining streams Gold Boring Excavator - Figure 1 illustration This engraving is an elevation showing Reynolds's gold boring excavator in action. subject E.G. Connelly Connelly's window sash fastener and stopper is designed so that it acts in the same manner as fasteners based on spring technology without any of the disadvantages of using a spring. Connelly's Window Sash Fastener and Stopper Mechanical Woodcut bench planes metal planes IMPROVEMENTS IN METAL PLANES FIG. 2 Vertical section of improvement to plane. Woodcut auger handle Improved Auger Handle - Figure 1 illustration This engraving is a side view of Clark's auger handle. Woodcut chuck pivots pinions IMPROVEMENT IN SECURING PIVOTS, PINIONS, & c., OF WATCHES IN CHUCKS Fig. 2 Longitudinal section of the chuck. 260 May 3, 1851 1 6 33 Scientific American 348 July 15, 1854 3 9 44 Scientific American 311 June 19, 1847 3 2 39 Scientific American subject mechanical Curved Figures This method uses gears and a pinion to duplicate a curve on a different block when it is not made of straight lines. subject J. Hartin Hartin's water meter uses a simple arrangement of cylinder and piston with slide valves to measure the ingress and exit of water from the cylinder. Hartin's Water Meter Mechanical M. R. Lemman Shows a front elevation of the cotton coiler. tool, cotton coiler mechanical engineering Cauchey Engraver 108 December 23, 1848 2 4 14 Scientific American Woodcut parlor game philosophical invisible lady The Invisible Lady Figure 2 illustration This is an aerial view of the invisible lady parlor game. subject M. Biot A polariscope is designed to show the property of polarity of light. Biot's Polariscope Physics 200 March 10, 1849 3 4 25 Scientific American Woodcut electricity light magnet electrode Paine's Light - The Patent - Figure 5 illustration This engraving is a large vertical section of a peculiar electrode of Paine's light device. 127 January 9, 1847 3 2 16 Scientific American Messrs. Penn & Son Shows a side elevation of a boiler for the Hydra, a naval steam vessel. machine, boiler mechanical engineering 281 May 29, 1847 2 2 36 Scientific American 370 August 5, 1854 2 9 47 Scientific American Woodcut breaker coal rollers Battin's Coal Breaker - Figure 3 illustration This engraving is an end view of the breaking rollers of Battin's coal breaker. subject George Levan Levan's doubling and reeling machinery is designed to improve the guiding of thread and the stop-motion of the machines. Levan's Doubling and Reeling Machinery Mechanical Joshua Woodward Shows a perspective view of the seed planter. tool, seed planter mechanical engineering subject crucible 248 April 15, 1854 2 9 31 Scientific American 212 March 22, 1851 2 6 27 Scientific American Woodcut diffusing colors glass light prism white light Colors of Light Figure 1 illustration This engraving is of a prism refracting light. William Linton Shows a general view of the kiln with a portion of the wall removed to show the fire beds. machine, kiln mechanical engineering 217 April 3, 1847 2 2 28 Scientific American Woodcut rotating bellows furnace Rotary Bellows illustration This image depicts a side view of rotating bellows. John G. Perry Vertical section showing the knives and driving studs food mechanical engineering subject Mons Moulfarine Mons Moulfarine's self-feeding furnace is designed to economize fuel. It uses a revolving grate applied to a boiler with two generators below the shell. The system is well calculated for high-pressure. Mons Moulfarine's Self-Feeding Furnace Mechanical Woodcut street pavement iron road Terry's Cast-Iron Pavement - Figure 2 illustration This engraving is a perspective view of a block of Terry's cast-iron pavement. Woodcut gate flood fence stream creek water Patent Flood-Gate for Fences - Figure 2 illustration This engraving is an end view of the frame work of Hopkin's flood gate. H. T. Hyde A side elevation of the truck- employs a double steel or good iron arch-formed side bearings between the central transverse beam and the journal boxes to help the car turn narrow curves; invented by Mr. H. T. Hyde transportation mechanical engineering Woodcut building office patent U.S. Patent Office Buildings - Figure 1 illustration This engraving is a floor plan of the first floor of the U.S. Patent Office. 209 March 22, 1851 2 6 27 Scientific American 49 November 1, 1851 2 7 7 Scientific American 284 May 21, 1853 2 8 36 Scientific American 180 February 27, 1847 2 2 23 Scientific American subject William Beal and B.S. Hale A cracking mill or grinding mill is used to grind corn, cob, or other substances into animal feed. The degree of fineness can be adjusted through a screw. Beal's Cracking Mill Mechanical 273 May 14, 1853 2 8 35 Scientific American Woodcut magnet electric pendulum clock Electro-Magnetic Clock - Figure 2 illustration This engraving is a small transverse section of Detouche and Gobert's electro-magnetic clock. Woodcut nap machine cloth Machinery for Napping Cloth - Figure 1 illustration This engraving is a vertical longitudinal section of Weight's machine for napping cloth. Woodcut ship engine water caloric The Caloric Ship "Ericsson" illustration This engraving shows the caloric ship "Ericsson." Woodcut car locomotive railroad truck tender White's Patent Equalizing or Self-Adjusting Truck - Figure 4 illustration This engraving is a perspective view of a part of White's truck. 113 January 2, 1847 2 2 15 Scientific American 372 August 6, 1853 2 8 47 Scientific American Woodcut circle drawing enlarging circle geometry Profile Drawing Line illustration This diagram is an aerial view of a method for enlarging a circle. Van Vranken Engraver 384 August 21, 1847 3 2 48 Scientific American Woodcut boiler boultan and watt boiler On Boilers No. 4. FIG. 6 Side cross section of boiler. 121 January 4, 1851 2 6 16 Scientific American Woodcut air atmospheric railway telegraph Atmospheric Tube Telegraph and Railway - Figure 5 illustration This engraving is a plan view of part of the station box of Richardson's atmospheric telegraph and railway. Arnold Buffman Shows a sectional elevation of the amalgamator. machine, centripetal amalgamator mechanical engineering 57 November 9, 1850 2 6 8 Scientific American Shows a sheet of glass half unrolled on its largre- a tray to receive a cylinder of glass glass mechanical engineering Woodcut drill morticing chisel PORTABLE MORTICING MACHINE A transverse section of the machine Instrument designed as an assistant in the art of drawing-- allows person to trace outline and shading art mechanical engineering Woodcut Lerow & Blodgett's Rotary Sewing Machine - Fig. 3 sewing machine shuttle illustration This illustration shows the interior of the shuttle. 24 October 5, 1850 2 6 3 Scientific American Internal arrangement of the index transportation mechanical engineering Woodcut submarine elevator SUBMARINE ELEVATOR Figure 3 (says Figure 2 on image but referenced as Figure 3) Plan view of apparatus. 289 May 28, 1853 2 8 37 Scientific American Woodcut farm fence art painting drawing landscape trees mountains Chiaro-Oscuro or Light and Shade Painting on Walls - Figure 3 illustration This is a landscape engraving. 196 March 5, 1853 2 8 25 Scientific American 104 December 19, 1846 3 2 13 Scientific American subject A.B. Wilson Wilson's sewing machine is designed to use two threads in order to create a firm lock stitch; however, it does not require a shuttle and uses only one needle. Wilson's Sewing Machine Mechanical Woodcut journal cup oil box Patent Oil Cup for Journal Boxes - Figure 3 illustration This engraving is a vertical section through the center of one of Richardson's oil cups for journal boxes. Woodcut stove air heat Air-Heating Stoves illustration This engraving is a vertical section of Thatcher's hot air stove. 216 March 22, 1851 2 6 27 Scientific American 4 September 21, 1850 2 6 1 Scientific American Moses Miller Profile of Miller's sleigh transportation mechanical engineering 224 March 31, 1849 3 4 28 Scientific American subject Samuel Taggart Taggart's flour packer is designed to aid in packing flour in barrels. Taggart's Flour Packer Mechanical 8 September 25, 1847 3 3 1 sciam subject Aaron Richardson Richardson's oil cups for journal boxes are a type of valve used to allow oil into a system while the system is in motion. It uses a spring system to make sure that the oil cup is always closed when oil is not being added. Richardson's Oil Cup for Journal Boxes Mechanical 329 July 10, 1847 2 2 42 Scientific American 377 August 21, 1847 2 2 48 Scientific American James Nasmyth Artist 289 May 28, 1853 2 8 37 Scientific American subject workbench Woodcut lubricating box balance NEW LUBRICATING BALANCE BOX Fig. 2 Vertical section of apparatus. Woodcut railroad car railroad ventilation PAINE'S PATENT SYSTEM OF VENTILATING RAILROAD CARS Fig. 1 Vertical section of the apparatus. 308 June 16, 1849 2 4 39 Scientific American J. I & S. P Cox Shows the hydraulator in action-a bucket from the house on an inclined rail, made of wire or rope, drops into the well by a cam and then the bucket is drawn up and the whole apparatus is drawn up to the house by a pulley water mechanical engineering Woodcut molding iron bush Iron Moulding bush cut 1 A front view of the drawing 25 October 12, 1850 2 6 4 Scientific American 52 November 6, 1846 2 2 7 Scientific American 164 February 10, 1849 2 4 21 Scientific American subject The center-piece shown here is made from silver and has several angels as well as swans carved into it. Ornamental Center-Piece Mechanical Woodcut pulley bucket reciprocating motion weight water valve Reciprocating Motion illustration This illustration shows a side view of a method of producing reciprocating motion. Woodcut artesian sink tool water well Tool - Figure 11 illustration This engraving shows an S chisel for cutting through rock and flint. 80 November 20, 1852 2 8 10 Scientific American Rotary engine composed of an inside revolving drum and an outside stationary one engine mechanical engineering Woodcut water tide power current river Myrick's Tide Wheel illustration This engraving shows a sectional side view of Myrick's tide wheel. 401 September 8, 1849 2 4 51 Scientific American Woodcut music pianoforte piano instrument Patent Culindron Pianoforte - Figure 3 illustration This engraving is a perspective view of Speer and Marx's pianoforte showing the sounding board. Woodcut reeds melodeon piano aeolion music Improved Melodeon Reeds illustration This engraving is a frontal view of Jewett's improved melodeon reeds. Woodcut locomotive marine Frost's Marine Locomotive - Figure 2 illustration This engraving is a transverse sectional view of the interior of Frost's marine locomotive. Woodcut lamp light safe burning Patent Safety Spirit Lamp - Figure 1 illustration This engraving is a perspective view of Stewart's spirit lamp. subject Lyman, Bickford, and Henry Huffman Lyman, Bickford, and Huffman's seed drill is able to be adjusted to distribute different amount of seed for any given quantity of ground to be sown. The seed can be let on or shut off from any of the seed spouts of the device. All the spouts can be shut off at once easily. Lyman, Bickford, and Huffman's Seed Drill Mechanical 372 August 14, 1847 3 2 47 Scientific American Charles Woodcut knife flock cut blade Flock Cutting Machine illustration This engraving is a vertical transverse section of Pitts' flock cutting machine. subject John Sayers Sayers' equilibrated ship tables are designed so that the top of the table will always retain a horizontal level. Sayer's Equilibrated Ship Tables Mechanical subject Vergnes Vergnes' electro-magnetic engine operates on the principle of the resistance of two active currents of separate batteries contending with each other. Vergnes' Electro-Magnetic Engine Electrical 157 January 29, 1853 2 8 20 Scientific American Woodcut loom weave cloth Power Loom for Weaving Hair Cloth - Figure 5 illustration This engraving is a front view of the nippers of Gladhill's power loom. H. L. Fulton Shows a vertical transverse section of the machine for scouring grain and separating all impurities from it. machine, grain cleaner mechanical engineering subject Friction Polisher mechanical subject Charles F. Packard Packard's lath cutting machine uses a series of horizontal cutters in conjunction with a vertical slitting knife, by which the laths are cut out of the solid log in slices with great rapidity. Packard's Lath Cutting Machine Mechanical 2 September 26, 1846 1 2 1 Scientific American J. Richardson Shows a sectional elevation of the machine employed for facilitating the dyeing process. machine, dyeing machine mechanical engineering 372 August 9, 1851 1 6 47 Scientific American 8 September 26, 1846 1 2 1 Scientific American 104 December 10, 1853 2 9 13 Scientific American 132 January 10, 1852 2 7 17 Scientific American 257 May 3, 1851 2 6 33 Scientific American 309 June 14, 1851 2 6 39 Scientific American 172 February 12, 1853 2 8 22 Scientific American 340 July 12, 1851 2 6 43 Scientific American 76 November 23, 1850 3 6 10 Scientific American 204 March 12, 1853 2 8 26 Scientific American 72 November 15, 1851 2 7 9 Scientific American 193 March 5, 1853 2 8 25 Scientific American An apparatus for measuring the quantity of water discharged from a fountain in a given time water mechanical engineering Woodcut fire fire annihilator THE FIRE ANNIHILATOR FIG 1 Vertical section of the fire annihilator. Woodcut iron hill plow Iron Hill-Side Plow - Figure 2 illustration This engraving is a view of the parts of Harrison and Metcalf's hill plow. Woodcut loom weave cloth Power Loom for Weaving Hair Cloth - Figure 3 illustration This engraving is a cross sectional view of Gladhill's power loom. Woodcut window blinds blind adjustment Lock and Hinge - Figure 9 illustration This engraving shows a sectional view of a revolving pintle. series This series describes common instruments used for measuring natural forces. Measuring Instruments 369 August 6, 1853 2 8 47 Scientific American 352 July 17, 1852 3 7 44 Scientific American Woodcut press plug tobacco Parker's Tobacco Pressing Machine illustration This engraving is a perspective view of Parker's tobacco pressing machine. 325 July 3, 1847 3 2 41 Scientific American Woodcut truss bridge Thayers' New Truss Bridge - Figure 2 illustration This engraving is a view of a gothic-arch brace detached from Thayer's truss bridge. Woodcut weight liquid molecular attraction Hydraulics - Figure 66 illustration This engraving shows a curved desing for vanes of a water wheel. Woodcut knife counter square Squaring Counter Knife - Figure 1 illustration This engraving is a longitudinal section of Griswold's counter knife. Woodcut boiler fairbairn's double-flued boiler On Boilers No. 6. FIG. 13 Transverse section of the boiler. Woodcut ladder fireman Fire Ladder Application FIG. 2 A perspective view of the ladders subject David Baldwin Baldwin's steam generator is easy to start and stop and is more fuel efficient than other steam generators. It is also more compact and less likely to explode than other steam generators. Baldwin's Steam Generator Mechanical subject Goddard Goddard's gas stoves are lined with porcelain, which reflects the heat and is easily kept clean. It is unique because it uses gas over coal, which allows it to supply a plentiful fire quicker than normal stoves. Goddard's Gas Stoves Mechanical Bartholomew O'Brien Shows a vertical section taken at right angles to the axis of the rollers of the candy roller. machine, candy roller mechanical engineering Woodcut artesian sink tool water well Well Boring Tools Continued - Figure 4 illustration This engraving shows a spring latch tool for raising broken rods. 169 February 20, 1847 3 2 22 Scientific American 393 August 30, 1851 2 6 50 Scientific American Woodcut heat ventilate Heating and Ventilating Buildings - Figure 3 illustration This engraving is a vertical section of a plan of carrying out an improved mode of ventilation. Woodcut drill steam rock Gardner's Steam Rock Drill - Figure 2 illustration This engraving is a top view of Gardner's steam rock drill. Asa Barber schematic of the mill that grinds corn and other grains mill mechanical engineering 92 December 9, 1848 2 4 12 Scientific American Dr. Page Shows a battery consisting of a glass jar, inner jar & hydrogen receiver, perforated negative plate, wire connected with & supporting the zinc plate, and a wire connected with the negative plate. electronics, battery electrical engineering Woodcut pump centrifuge water Gwynne's Centrifugal Pump - Figure 3 illustration This engraving is an inside view of Gwynne's centrifugal pump, which shows one disc with its radial arms. 177 February 21, 1852 2 7 23 Scientific American Emerson Goddard Cross-section of grinding mill tools mechanical engineering 228 April 10, 1847 2 2 29 Scientific American 368 July 31, 1852 2 7 46 Scientific American subject monument architecture N. Orr Engraver Woodcut sailboat countryside painting art drawing landscape houses river Chiaro-Oscuro or Light and Shade Painting on Walls - Figure 1 illustration This is a landscape engraving. subject M. Pichon Pichon uses a magneto-electric machine in order to generate enough electricity for smelting to be performed. Pichon's Apparatus for Smelting Ore Electrical Woodcut cob feed corn grinding mill Beal's Cracking Mill illustration This engraving is a sectional side view of Beal's cracking mill. Woodcut manufacture glass The Manufacture of Glass FIG. 6 A front view of the drawing subject W.D. Terry Terry's cast-iron pavement is designed to cover the surface of a street with interlocking boxes made of iron. They are grooved to prevent the feet of horses or wheels of carriages from slipping. Terry's Cast-Iron Pavement Mechanical Woodcut distance measure odometer instrument Graysons's Odometer - Figure 3 illustration This engraving shows the outside of the dial of Grayson's odometer. 372 August 6, 1853 2 8 47 Scientific American 44 October 25, 1851 2 7 6 Scientific American Woodcut artesian raising water well Raising Water in Wells - Figure 1 illustration This engraving is an elevation of a bucket that is part of a pump for drawing water from wells. 361 July 29, 1854 2 9 46 Scientific American 216 March 18, 1854 2 9 27 Scientific American 229 April 10, 1847 3 2 29 Scientific American Charles D. Wilcox, Jonathan P. Stilman, & Amos Stilman Shows a plan view of the machinery which operates the stripper. machine, carding machine mechanical engineering Woodcut chuck pivots pinions IMPROVEMENT IN SECURING PIVOTS, PINIONS, & c., OF WATCHES IN CHUCKS Fig. 3 Sectional view of chuck. Woodcut motion valve duplex Collins' Patent Duplex Valve Motion illustration This engraving is a representation of Collins' duplex valve motion. 320 June 17, 1854 2 9 40 Scientific American subject This illustration shows a prism as it refracts white light to produce colored light. Color of Light Physics L.T. Talbot Artist 164 February 13, 1847 2 2 21 Scientific American 227 April 2, 1853 2 8 29 Scientific American 249 April 25, 1853 3 8 32 Scientific American Woodcut bottle wash Machine for Washing Bottles - Figure 1 illustration This engraving is a front view of Rauch's machine for cleaning bottles. 148 January 25, 1851 3 6 19 Scientific American Woodcut entomology aphaniptera bug hidden wings Entomology - Aphaniptera illustration This engraving is a perspective view of an insect in the class of Aphaniptera. 33 October 24, 1846 2 2 5 Scientific American Woodcut steel chain iron vice grip jaws Matthew's Parallel Chain Vice illustration This image shows a side view of Matthew's Parallel Chain Vice. Woodcut t-square Taggart's Improved T-Square - Figure 1 illustration This engraving is a view of Taggart's t-square. 105 December 21, 1850 2 6 14 Scientific American 112 December 18, 1852 2 8 14 Scientific American Woodcut stump Simple Stump Machine FIG. 1 A side view of the machine Woodcut ship steering IMPROVED STEERING APPARATUS A perspective view of the apparatus Woodcut cutting mowing grass MOWING MACHINE A perspective view of the machine Milo Peck Shows a perspective view of an improved drop press. tool, drop press mechanical engineering Woodcut car railroad ventilate Ventilating Railroad Cars - Figure 1 illustration This engraving is a side elevation of a railroad car showing Newton and Crever's purifying cistern. 268 May 8, 1852 2 7 34 Scientific American Woodcut differential governor governor FINLAY'S PATENT DIFFERENTIAL GOVERNOR Figure 1 Side view of the apparatus. James Watt Image of the inside of the semi-rotation engine designed by Watt engine mechanical engineering 48 October 28, 1848 3 4 6 Scientific American 56 October 30, 1852 2 8 7 Scientific American Woodcut spindle shaft oil bush mill Wade's Patent Mill Bush - Figure 2 illustration This engraving is a vertical view of Wade's mill bush. 336 July 2, 1853 2 8 42 Scientific American 80 November 22, 1851 3 7 10 Scientific American Woodcut timber saw wood cut mill Improvement in Saw Mills - Figure 1 illustration This engraving is a perspective view of Lewis and Horn's saw mill. Woodcut graphic patent office PATENT-OFFICE DEPARTMENT Perspective view of the interior of the Patent Office. Woodcut Wheel Gearing bevel gears cutting spirals wheel gears gears illustration This is a side view of the wheel gearing mechanism. Woodcut water flow measuring water machine MACHINE FOR MEASURING THE FLOW OF WATER Figure 1 Front view of the apparatus. 183 February 27, 1847 3 2 23 Scientific American Woodcut gauge slit Improved Slitting Gauge illustration This engraving is a perspective view of Ballard's slitting gauge. Woodcut ships night signals DODGE'S NIGHT SIGNALS FOR SHIPS Figure 1 Front view of apparatus. Woodcut carpenter brace Carpenter's Brace - Figure 3 illustration This engraving is a section of the pad broken off of Daboil's carpenter's brace.