D.

Daguerre, 415-416.

Daguerreotype, 415.

Dahlgren, Cannon, 264.

Danks, Rotary puddler, 231.

Dalton, John, 59-60, 186, 194, 453.

Damascus Steel, 221. (See Metallurgy.)

Dana, Prof., 126.

Daniell’s battery, 119, 126.

Darby, Abraham, 1777, 95, 225.

Darwin, Dr., 18th cent., 73.

Davy, Humphry, Sir, 16, 63, 64, 70, 118, 122, 125, 188, 209, 236, 415.

David’s harp, 6.

Decker, piano, 403.

Delinter, 43.

Dentistry, 72.

Dental Chairs, 72, 358; Drills, 72; Engines, 72; Hammers, 72; Pluggers, 72.

Deoville, St. Clair, 238.

Derricks, 110.

“Deutschland,” The, 445.

Desks, 355.

De Susine, 192.

Dewar, Prof., 216.

Dial Telegraphs. (See Telegraphy.)

Diamonds. (See Milling; Polishing; Artificial, 70.)

Diamond Drill, 375.

Diana, Temple of, 34.

Diastase, 54.

Didot, Francois, 1800, 276.

Dickenson, 277.

Digesters. (See Chemistry.)

Differential motion, 301.

Dioptric Lens, 410.

Diorama, 415.

Direct Acting Engines, 88.

Direct Feed Engines, 88.

Discoveries, distinct from inventions, 1, 2.

Disk Plows, 21, 30.

Distaff and Spindle. (See Textiles, 292.)

Dodge, James M., 159.

Doffers, 301.

Dog Carts. (See Carriages.)

Dollond, John, 410.

Donkin, 277.

Donovan, 454.

Don Quixote, 222.

Douglass, Nicholas, 105.

Draining, 105, 106, 107.

Drags and Drays. (See Waggons, 430-431.)

Drais, Baron Von, 432.

Drake, E. S., Col., 382.

Draper, J. W., Prof., 412, 416, 450.

Drawing Machines, Spinning, 296, 298, 301.

Dredging, 105, 106, 107.

Dressing; of thread and cloths, 299, 302; of skins. (See Leather.)

Drills, seeders, 20, 27.

Drills, stone ore and iron, 375, 378.

Drying apparatus. (See Kilns.)

Dreyse, 266.

Dualine, 270.

Duboscq, 137.

Dudley, Dud, 224.

Duncan, John, 311.

Dundas, Charlotte, 84.

Dundonald, Lord, 451.

Dundas, Lord, 83, 440.

Dunlop, J. B., Bicycles, 433.

Duplex Engines, 88.

Dulcimer. (See Music.)

Dust Explosions and Collectors, 50.

Dutch Paper, 277; Printing, 280.

Dutch Canals, 107.

Dutch Clocks, 388, 391.

Dutch Furnaces and Stoves, 203.

Dutch Locks, 424.

Dutch Ships, 439.

Dutch Ware, 459.

Dutton, Maj. C. E., 261.

Dynamometer, 187, 398.

Dynamite, 270.

Dynamo Electric Machines, 130, 134, 251.

E.

Eads, James B., 102.

Eames of U. S., 234.

East River Bridge, 98, 99.

Eddystone Lighthouse, 105.

Edison, 137, 144, 145, 148, 407, 408.

Egyptian agriculture, arts and inventions, 5, 13, 42, 45, 58, 164, 184, 220, 241, 273, 292, 340, 354, 400, 402, 423, 457, 460, 470.

Eiffel, M., 105.

Electricity, 5, 111-151.

Electric Alarms. (See Locks.)

Electric Batteries, 117-132.

Electric Cable, 138.

Electric Heating, 213.

Electric Lighting, 108, 119, 121 to 137, 360, 456.

Electro-Chemistry, 70.

Electro-magnets, 120-133.

Electro Metallurgy, 70, 238, 249.

Electrodes, 113, 135.

Electrolysis, 129, 131.

Electrometer, 113, 122.

Electrical Music, 148.

Electro Plating, 249.

Electric Railway, 143, 144.

Electric Signals and Stops, 160, 162.

Electric Telegraphy, 2, 114, 122, 123, 145, 146, 147.

Electrotyping, 283, 290.

Electric Type Printing, 147, 148.

Electric Type Writer, 287.

Electric Voters, 396.

Elevators, 6, 148, 152, 153, 154, 155, 156, 157.

Eliot, Prof., 410.

Elizabeth, Queen, 402.

Elton, John, 46.

Elvean, Louis T. van, 155.

Embossing, 346, 347.

Embossing, weaving, 306.

Embroidery, 310, 313.

Emery, abrading, 70, 334.

Emery, testing machines, 398.

England, 8, 17, 25, 50, 188.

Engraving Machines, 290.

Enamelling. (See Pottery.)

Enamelled Ware, 459, 468.

Engineering. (See Civil.) Electric, 143; Hydraulic, 168; Marine, 442; Mining, 373; Steam, 2.

Eolipile. (See Hero.)

Erard, pianist, 403.

Erasmus, 183.

Ericsson, John, 83, 86, 441, 443, 444.

Euclid, 9.

Euler, 167, 173.

Evans, Oliver, 1755-1819; 46, 47, 48, 81, 83, 87, 154, 374.

Evaporating, 52.

Evelyn, John, 1699; 25.

Evolution of modern inventions, 153.

Excavating, 105, 106.

Explosives, 270.

Eylewein, 167.

F.

Fabroni, 66, 118.

Faience, 459, 466.

Fairbairn, Sir Wm., 100, 176, 226, 440.

Fairbanks, scales and testing, 397.

Fahrenheit, 183.

Fanning Mills, 45.

Faraday, Michael, 63, 118, 129, 130, 131, 133, 134, 138, 188, 209, 411, 472.

Fan mills, 41.

Fare registers, 395.

Farmer, Moses G., 133, 135, 145.

Factory life, 298.

Faure, M. Camille, 120.

Faur, Faber du, 230.

Faust, 280.

Felt making, 325.

Fermentation, 65, 66, 67.

Fertilizers--machines and compositions. (See Agriculture.)

Field, Cyrus W., 138.

Filament-carbon, 360. (See Electric Lighting.)

Filters, filtering, 167, 180, 181.

Filter Press, 465.

Fink bridge, 103.

Fire-arms, 252-272.

Fire crackers, 252.

Fire engines, 76.

Fire place, 205.

Fiske, range finder, 266.

Fiske, 148, 413.

Fitch, John, 1784, 81.

Fitzherbert, Sir A., 1523, 14.

Fireproof safes. (See Locks.)

Flax machines, 42.

Flax brakes, 42.

Flaxman, 464.

Flax-threshers, 41, 42.

Fleming, 247.

Fleshing machines, 364.

Fletcher, 244.

Flexible shafts, 350.

Florence, 459.

Flour. (See Mills.)

Fly Shuttle. (See Spinning and Weaving.)

Foods, preparation of, 53, 54.

Force feed-seeders, 26.

Forneyron, 171, 172.

Forsythe, Rev. Mr., 259, 260.

Foucault, 137.

Fourcroy, 64.

Fourdrinier, 277. (See Paper making.)

Frackelton, Susan, portable kiln, 465.

France, 63, 203, 253, 274, 275, 313.

Francis, S. W., 286.

Frank, pottery, 463.

Franklin, Benj., 5, 111, 112, 115, 116, 117, 121, 125, 168, 203, 281, 446.

Franklin Institute, 455.

Fraunhofer, von, Jos., 61, 412.

Frederick, Henry, 255.

Freiberg Mining Academy, Metallurgy, 223.

Fresnel, 410.

Frictional Electricity, 111.

Frieburg Bridge. (See Bridges.)

Frogs, R. R., 108.

Flintlock, firearms, 258.

Froment, 146.

Frontinus, on Roman aqueducts, 166.

Fruits, Preparation of, 51, 53.

Fruit jars, 359.

Fry, Laura, 467.

Fulton, Robt., 84-85.

Furnaces, hot air; hot water, 206, 207.

Furniture, 351, 354, 359.

Furniture machinery, 351, 352.

Fuses, 259.

G.

Gaffield, Thos., glass, 472.

Gale, Prof., 126.

Galileo, 1, 166, 183, 388, 409.

Gally, self-playing pianos, 406.

Galton, Capt. Douglas, 205.

Galvani, 5, 117, 118, 125.

Galvanism, 112,121.

Galvanic batteries, 121, 122.

Galvanic music, 148, 406.

Galvanometer, 122, 139.

Gamble, 277.

Garay, Blasco de, 75.

Garments, 310-327.

Gas, 450; illuminating, 69, 185, 450-456.

Gases, motors, 188, 190.

Gas checks, 266.

Gas engines, 76, 18, 184-194.

Gasoline and stoves, 213.

Gas pumps, 190.

Gatling, Dr., gun, 269.

Gaul, 32, 33.

Gauss, 126.

Gay-Lussac, 60, 185, 194, 209.

Ged, Wm., 281.

Geissler tubes, 135, 149.

Generator, Electric, 113.

Gentleman Farmer, 1768, 20.

George III., 389.

German inventions, 50, 203, 255, 313, 387, 391, 430, 473.

Germ theory, 67.

German clock and watch making, 387.

Gibraltar, 253.

Giffard-injector, 173.

Gilbert, Dr., 1600, 5, 113.

Gill, J. G., 268.

Giers, 234, 250.

Gin-cotton, 297.

Gladstone, inventor, 1806, 35.

Glass, 469, 474.

Glass, wool, and silk, 474, 480.

Glazes, 475. (See Porcelain.)

Glauber, 58.

Glycerine, 69.

Gold. (See Metallurgy.)

Goodyear, Chas., 434, 476, 478, 479, 480.

Googe, Barnaby, 14.

Gompertz, 432.

Gordon, 82.

Gothic architecture, 373.

Governors, 87.

Graham (chemist), 391.

Graham. (See Horology.)

Grain Binder. (See Harvesters.)

Grain cradles, drills, and seeders. (See Agriculture.)

Grain elevator, 110.

Grain Separators, 49.

Gramme, Z., 134, 136, 137.

Gramophone, 406, 408.

Graphophone, 406, 408.

Grass burning stoves, 211.

Gray, Elisha. (See Electricity.)

Gray, S., 1729, 114, 125.

“Great Britain,” The, 440.

“Great Republic,” The, 439.

Great Urgroez, 357.

Greece and Greek antiquities and inventions, 9, 13, 18, 45, 74, 113, 164, 182, 218, 257, 340, 386, 457, 459.

Grenades, 255.

Green, N. W., driven well, 383.

Greenough, J. J., 318.

Gribeauval, 256.

Griffith, Julius, 82.

Griffiths of U. S., 234.

Grinding by stones, 45 to 49.

Grinding glass, 475.

Grindstones, 375.

Grossat, 477.

Grover and Baker sewing mach., 320.

Grooving, 245.

Grove, Sir Wm. Robert, 119.

Gruner, 234.

Gun carriages. (See Ordnance.)

Gun cotton, 270.

Gun making, 345.

Gunpowder, 253, 262, 263, 270.

Gunpowder eng., 192.

Gun-stock, 345.

Guericke, Otto von, 113, 183, 193.

Guillaume, Puy, 253.

Gurney, 82.

Guttenberg, John, 280.

H.

Hales, Dr., 451.

Hall, John H., 267.

Hall safes, 422.

Hamberg, 58.

Hamblet, 146.

Hamilton (stove inventor), 212.

Hammers, steam and air, 88, 244.

Hanckwitz, Godfrey, 1680, 199.

Hancock, Walter, 82.

Handel, 402.

Hanging Gardens, 34.

Hardening metals, 249.

Hardware. (See Metal Working.)

Hargreaves, Jas., 42, 294, 297.

Harnesses, 431.

Harp, The, and the Harpsichord, 6, 402.

Harvesters, 32, 33, 35, 39, 40, 41, 322.

Hartshorn, spring roller shades, 356.

Harveyized steel, 234, 249.

Harrows, 22, 28.

Hautefeuille, 77.

Hauteville, Abbé, 185, 389.

Hat making, 325.

Haydn, 402.

Hay, rakes and tedders, 15, 40.

Headers, 32.

Heat as power, 186, 187.

Heating, 86, 199, 210.

Hebrews, 45, 362, 423.

Hele, P., 388.

Helmont, J. van, 58, 184.

Hell Gate, 107.

Helmholtz, 66, 131, 141, 403, 406, 407, 411, 417.

Hendley, Wm., 82.

Henry, Joseph, 63, 123, 124, 126, 131, 146, 210.

Henry, rifle, 267.

Henry, Wm., 78.

Herissent, M., 477.

Hermetical sealing, 359.

Herodotus, 362.

Hero of Alexander, 5, 9, 74, 76, 87, 89, 165, 171, 404.

Herring, safes, 421.

Herschel, 228, 412.

Hides, treatment of. (See Leather.)

Hide mills, 364.

High and low pressure engines, 87, 88.

Hindoos, 220, 241, 254, 273, 292, 340, 384.

Hodges, James, of Montreal, 101.

Hoe, Robert, and son, R. M., 284.

Hoe drill-seeders, 27.

Hoes, 29, 30.

Hoffman, Dr., 464.

Hoisting, conveying, and storing, 152-163.

Holland, 18, 255, 257, 275.

Holley, A. L., 232.

Holtzapffel, J., 241.

Homer, 459.

Hooke, Dr., 388, 389.

Hoopes and Townsend, 247.

Hoppers. (See Mills.)

Hopper boy. (See Mills.)

Hoosac tunnel, 107.

Hornblower, 1781, 87.

Horrocks, 305.

Horse power, 187.

Horseshoes, 248.

Horology, 384-395.

Hot air engines, 185.

Hot air blast, 231.

Hot furnaces. (See Heating.)

Hot water circulation. (See Heating.)

Hotchkiss gun, 270.

Houdin regulator, 137.

Houses, their construction, 351, 352.

Houston. (See Telegraphy.)

Howe, Elias, 314-318.

Howe bridge, 103.

Howitzer. (See Ordnance.)

Hunt, Walter, 314, 315.

Hungary, 357.

Huggins, Dr., 63, 412.

Hughes, D. E., 147.

Hugon, 189.

Hulls, Jonathan, 78.

Huntsman, Benj., 225.

“Husbandry, The whole art of.” (See Agriculture.)

Huskisson, 83.

Hussey, 1833, 37, 38.

Huxley, 65.

Huygens, 61, 77, 183, 184, 192, 388, 391.

Hydraulicising, 174.

Hydraulic elevators, 156, 157, 164, 165, 166.

Hydraulic jacks, 174.

Hydraulic motors, 164-181; pumps, rams, 166, 168; press, 52, 53, 154, 155, 168, 171, 175; testing, 398, 399.

Hydrogen gas, 454.

Hydrostatic engines and presses, 166, 190, 194.