The Pamphlet Collection of Sir Robert Stout: Volume 74
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Water.—Siphon, pump. Oil, cream.
Solids.—Hinges, tires and axles. The grindstone. Screws and screw drivers.
Powders.—Black-lead.
Pastes.—Pottery.
Things porous.—Blotting-paper, towels, wicks, earth.
Things that melt.—Lead, iron.
Water.—Salt lakes. Distillation of water. Clouds and rain.
Things that dissolve,—Crystals, hard water, varnishes.
Air.—The popgun, the fire-engine. Winds. A sailing-ship.
Forms of Strength.—The roof. Railway bridges. Cranes.
Things that bend.—Clock-spring, Chains.
Machines.—The loom. Threshing-machine, boiling iron rails. Coining.
Movements.—Flying.
Musical Toys.—Tin whistle. Sounds from stretched cord.