Page:On the economy of machinery and manufactures - Babbage - 1846.djvu/441

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INDEX.
407
Separation of dense particles by suspension in fluids, 62.
Set-off sheet, 78.
Shoe-last making engine, 151.
Shoe-machinery, 14.
Shots, gun, effects of various, 23.
Signals, communication by, 44, 57.
Silver moulding, 126; leaf, 211.
Silver paper, printing on, 61.
Silvering plate glass, 206.
Simultaneous action, difficulty of, 56.
Six-quarter-frame, 425.
Skating, safety of velocity in, 38.
Skelps, 362.
Skill acquired by frequent repetition of the same process, 222.
Slide of Alpnach, 339.
Sliding rest, 221.
Smelting, 288.
Smoke-jack, 43.
Smuggling, 419.
Snag, 278 (note).
Snuff-boxes, wooden, 117.
Sound employed to save time in giving orders, 7; produce a simultaneous effect, 56.
Sources of the advantages arising from machinery and manufactures, 1.
Spinning by hand and by wheel, 35; expense of cotton in Java, 255; produce of mule-yarn at different periods, 410.
Square numbers, table of, 248.
Square glass bottles, 116.
Stamping, 128.
Statue of Peter the Great, 56.
Steam-carriages, tolls on, 301; report House of Commons on, 337.
Steam-engine, governor of, 27; cataract, 28; uniform supply of fuel to, 29; consuming smoke, ib.; instrument to count number of strokes, 65; duty of, 72; application of to weaving, 260; duty per formed by, 341.
Steam-vessels, 60, 278.
Steel, engraving on, 85; engraving by pressure on, 124; chains, 139; mill, 230; pens, 263.
Stencilling, 88.
Stereotype printing, 94. See also Additions.
Stock purchases, 195.
Stocking trade, frauds in the, 186, 346.
Stop-cock, 68.
Stop-watch, 74, 75.
Stretcher, the, 409.
Subdivision of money, 168.
Substitute for hand, 13.
Sugar and molasses, 417.
Sulphate of lime, 52.
Surface printing, 89, 92.
Suspension of particles in fluid medium, 62.
Swaging, 123.
Table of increase of population in manufacturing towns, 3; of the weight of a square yard of different manufactures, 112; of prices of various articles at Birmingham in 1818—1830, 201; ditto in 1812 and 1832, 202; of the price of plate glass at Paris, Berlin, London, Petersburg, 206; of articles diminished in value in 1812—1832, 209; of Venetian gold chains, 212; of raw material and labour in various manufactures in France, 214; of English pin-making, 236; French ditto, 237; of great French logarithms, 242; of square numbers, 248; of calculation by clocks, 249; of quantity of materials for smelting pig iron, 288; of injuries arising to roads, 301; of force required to draw a coach up various inclinations, 302; of duty performed by a steam engine, 341; of distribution of profits in a six-shilling volume, 380; of comparison of value of raw cotton, and when manufactured, 429; of patents, 432; comparative of internal communications in England and France, 451; of the quantity of work produced by the stretcher from 1810 to 1832, 409.
Tags of boot-laces, 34.
Tanks for ships, 164.
Tanning, 47.
Tar, impregnation of timber with, 48.
Telegraphs, 44.
Tell-tale, 67.
Tiles and bricks, 113. See also Additions.
Tilt-hammer, 36.
Timber, impregnation of with tar, 4.
Time, economy of human, 6; extending the action of forces, 45, c. 5; saving in natural operations,