476 
Steam. Elastic force of, 38, 87, 266 
. Steam: boats, 235, $14 
Stones. Experiments on strength of, 
170 
Storck’smethod of preparing extracts,46 
Storm compass, 468 
Subterranean garden, 
Sugar, On refining of, 18 
Sugar from starch. Beer madefrom, 69 
Sulphate of soda, Decomposed by ind 
23 
Sulphate of strontian, a substitute for 
borax, 150 
Sulphuretted azote, On, 358 
Sulphurinic acid, 463 
Swallows. Inglis on, 16 
Tar and water burner described, 274 
Tellurium and Tungslerx found in Con- 
necticut, _ he 
Temperatures, high. On measuring, 62 
Temples, Egyptian, 211 | 257 
Thebes, Discoveries at, Zit 
Thebes. Antiquities of, 450 
Thenard on oxygenized acids and ox- 
ides, 21, 1C9, 147 
Thenard. New liquid discovered by, 
462 
Thermometric admeasurement. On, 182 
Thetford. Chalybeate spring, 359 
Thermozoophite. On, 358 
Thorax, affection of, cured by oxygen 
273 
gas 
Tides? Luckcock’s theory of the, 137 
Timbers. Exper. on strength of, 170, 419 
Tin. Experiments on strength of, 166 
Toad, live, found in solid wood, 71 
Tombs. Discovery of, in Egypt, 211, 255 
Tortoise. On urinary organs of, = 332 
‘Upington on music, 
INDEX. 
Tredgold on friction, 3; on strength of 
materials, (note) 161 
Trengyouse’s life preserver, 337 
Trgonometrteal survey in India, 146 
T:iphane, in granite of Glen Elg, 566 
Tumuli upon Got Moor opened, 152 
31, 81, 241 
Ure on caloric, 35, 87, 182; galvanic 
experiments on an executed criminal, 
by, 56 
Uric acid. Acid principle from, 25 
Uterus, diseases ot. A prize question, 63 
Vanilla. On extracts of, 48 
Van Mons on animal heat, 176; on acid 
of indigo, 233; on salts crystallized 
without water, 234 
Vapours. On elastic force of, 38, 87, 
266; latent heat of, 191 
Variation of magnetic needle, 387 
Varro’s weathercock, 315 
Vestium, a new metal, 463 
Vivletrays. Magnetizing power of, 155, 
- 968 
Volcano. A diminutive one, 156 ; Erup- 
tion of a, S89 
Voyage of discovery. Ross’s, 278, 367, 
314, 377, 386 
Warblers, British. Forster on, 250 
Waste lands. On improying, 202. - 
_Watt’s theory of rainbow, 154 
Wavelliue. Analysis of, 462 
Weathercock. Varro’s, SIS 
Webb on trigonometrical survey in In- 
dia, 146 
Wheel-carrieges, Wingrove on, 8; Fa- 
rey on, 102, 276; Meikleon, 191 
TPingrove on roads and carriages, 8 
Ybsamblul. Temple of, O11 
END OF THE FIFTY-THIRD VOLUME. 
Printed by R. and A. Taylor, Shoe-Lane, London. 
