116.

Fusion, 115.

G

Gage, 45, 46, 47, 148.

Gage surface, 84, 87, 94.

Gallon, 144.

Gas stove, 166.

Gear, 42, 69, 70, 74, 121, 122, 123, 125, 126, 133, 171.

Gear, bevel, 70.

Gear, friction, 70.

Gearing, 121.

Gear, miter, 70, 123, 124, 125, 126.

Gear, mutilated, 72.

Gear, spur, 122.

Gelatine, 162, 173.

Geranium, 169.

German silver, 82.

Giant powder, 167.

Glass, 84, 92, 112, 163, 169.

Glauber salts, 164.

Glazing, 72.

Glue, 159, 162, 168.

Glycerine, 115, 162, 165, 176.

Gold, size, 173.

Grain, 81.

Grains, 180.

Graphite, 171, 175.

Gravity, 85.

Grinder, 27.

Grinder wheels, 36.

Grindstones, 22, 36, 149.

Groove, 71, 76.

Gum, 163.

Gum arabic, 163.

Gum lac, 170.

Guncotton, 188.

Gunpowder, 167.

H

Hack-saw, 34, 35, 36.

Hack-saw blade, 35, 36.

Hammer, 81, 115, 117.

Handy tables, 178.

Hardness, 81, 114, 115.

Harmony, 154, 158, 169, 160.

Head, 135.

Heat, 93, 186.

Hectare, 146.

Hectometer, 146.

Helical, 77.

Helical, double, 77.

Helix-volute, 77.

Hexagon, 51, 52.

Horizontal, 97, 102, 106.

Horse power, 139, 143, 146, 148, 186, 187.

Hours, H. P., 186, 187.

Hours, kilowatt, 186, 187.

Hub, 74.

Hub, key-way, 125.

Hydrochloric acid, 172.

Hydrofluoric acid, 149.

Hydrogen, 83.

I

Inches, 181.

Inclined plane, 123, 128.

Indentation, 154.

Indicator, speed, 140.

Induction, 154.

Inertia, 84.

Injector, 152.

Inks, 110.

Inside diameter, 122.

Instrument, 158, 159.

Internal, 86, 102.

International, 193.

Invention, 152, 153, 161, 188, 189, 190, 192, 193, 194.

Inventor, 157, 181, 190.

Iron, 42, 63, 155, 162, 165, 169, 175, 184.

Iron, wrought, 42, 82, 112.

Isinglass, interference, 190.

Isometric, 107.

Ivory, 84.

Ivory, black, 171.

J

Japan wax, 174.

Joint, ball and socket, 74.

Joint, universal, 70.

Joule, 174.

K

Kerosene, 150, 165, 171.

Key, 158.

Key-way, 125.

Kilometer, 146.

Kilowatt, 186, 187.

Kilowatt hour, 186, 187.

Kinetic, 140.

L

Lacquer, 170.

Lampblack, 167, 175.

Lapping, 166, 167.

Lathe, 28, 39, 42, 45, 64, 65, 67, 104, 171.

Lathe speed, 34.

Lathe tool, 33, 39.

Lavender, 168.

Lead, 60, 118, 163, 164,175.

Leather, 162, 163.

Level, 87.

Lever, 73, 75, 76, 128, 129, 130, 131, 132, 133, 140, 153.

Leverage, 143.

Licenses, 189.

Light, 100.

Lime, 173.

Linear