46 



GENERAL INDEX TO THE ELEVEN VOLUMES OF 



Telescopes, Guinand's glass for, vii. 

 351. 



Telescopic level, theory of the, ix. 423. 



Telluret of aluminum, iv. 151. 



Temperature, decrement of, in the at- 

 mosphere, viii. 248. 



on the Peak of Teneriffe, viii. 439. 



Temperatures, on the disinfecting pow- 

 ers of high, xi. 22, 205. 



Teneriffe, volcanoes in, viii. 198. 



— — , geology of, viii. 433. 



, Peak of, narrative of ascent of, 



viii. 23, 140, 195, 248, 433. 



, , height of, viii. 251. 



Ten Eyck (Dr.) and Henry (Prof.) on a 

 powerful electro-magnet, x. 314. 



Tennantite, analysis of, x. 156. 



Teredo, the genus, Mr. Gray's mono- 

 graph of, ii. 409. 



Teredo navalis, oeconomy of, ii. 235. 



Tertiary and secondary formations of 

 Germany, Mr. Murchison's sketch of 

 the principal, x. 45. 



Tertiary and secondary rocks of Bas- 

 sano, Mr. Murchison on, v. 401. 



Teschemacher (E. F.) on chromate of 

 silver, i. 345. 



on the crystalline form of some 



salts, iii. 27. 



Testudo, dissection of a specimen of, ix. 

 375. 



Testudo Grceca, anatomy of, x. 59. 



Tetrao, some species of the genus, v. 

 73. 



Thackeray (Dr.), examination of the 

 blood found in the vena portae, x. 40. 



Thames, valley of the, Rev. W. D. Co- 

 ny beare on the, vi. 61. 



Thames-water, purification of, v. 442; 

 vii. 268. 



Thermal waters of the Alps, Mr. Bake- 

 well on the, iii. 14. 



Thermo-magnetism of homogeneous bo- 

 dies, W. Sturgeon on the, x. 1, 116. 



Thermometers, new method of mount- 

 ing, Mr. Mageough on a, iii. 365. 



Thermostat, or heat-governor, Dr. Ure 

 on the, x. 295. 



Thompson (E. D.), mode of heating wa- 

 ter for a bath, i. 104. 



Thompson's (Lieut-Col.), "The first 

 book of Euclid's Elements," &c, re- 

 view of, viii. 285. 



Thomson (Dr. T.) on the atomic weight 

 of barytes, x. 392. 



, attack of Berzelius on, iv. 450 ; 



his reply to, v. 217. 



Thomson (Dr. T.), analysis of the blood 

 of cholera patients, xi. 347. 



on chrome, i. 452, 



, experiments on gold, vii. 460. 



, "Outline of the Sciences of Heat 



and Electricity," remarks onapassage 

 in, viii. 329. 



on the decomposition of sulphate 



of zinc and chromate of potash, iii. 

 81. 



Thorina, a new earth, vi. 392; vii. 388. 



Thorinum, vii. 388. 



Thorite, a new mineral, vi. 392. 



Thursfield (11.) on a hybrid between the 

 hare and rabbit, x. 60. 



Tiarks (Dr.) on the longitudes of the 

 Trigonometrical Survey, iv. 364; v. 

 52. 



Tides on the coast of Great Britain, ix, 

 333. 



in the port of London, Mr. Lub- 

 bock on, vii. 124; x. 227. 



, spring, on, vii. 464. 



and winds, graphical register of, 



ix. 359. 



Tiedemann and Gmelin's reply to Dr. 

 Prout on the presence of free acids in 

 the stomach, iv. 3; Dr. Prout 's re- 

 marks on, iv. 120. 



Timbuctoo, arrival of Major Laing at, 

 i. 314. 



Time and space, tables for their conver- 

 sion into each other, vii. 31. 



Tirhoot, nitrous atmosphere of, ix. 151. 



Titanic acid, preparation of, iv. 308. 



Titanium, reduction of, xi. 153. 



, deutochloride of, ammoniacal, viii. 



388. 



Torpedo, Sir H. Davy's experiments on 

 the, v. 300; vi. 81. 



Torsion balances, viii. 58. 



Torsion, modulus of, Mr. Bevan on the, 

 v. 378; vi. 419, 



Tortoise, alligator, anatomy of the, x. 

 462. 



Tourmalines, analyses of, iii. 460. 



Transits, Prof. Encke on, v. 274. 



Transit instrument, axis of a, Mr. Nix- 

 on's new method of levelling, x. 284. 



Transylvania, on the geology of, ix. 134. 



Trap-rocks, iii. 458. 



Tredgold (T.) on the steam-engine, iii. 

 219. 



, new theory of the resistance of 



fluids, iii. 249. 



Trevelyan's (W. C.) description of the 

 Winch suspension bridge, iv. 386. 



