IS 



GENERAL INDEX TO THE ELEVEN VOLUMES OF 



Vertebra, fossil, i. 74. 



Vessels, a new method of propelling, 



W. Hale on, x. 41. 

 Vesuvius, on the ancient and present 



state of, xi. 56. 

 Vibrations of air, xi. 463. 



of strings and rods, viii. 70. 



Vigors (Mr.) on Gould's Century of 



Birds, xi. 293. 



on the genus Ortyx, ix. 54. 



■ on Strix personata, ix. 461. 



Vision, recrossed, J. Fearn on, x. 294. 

 —i — , single and erect, on the causes of, 



iii. 406. 

 Vitrified fort of Dunnochgoil, iv. 1 23. 

 Vlacq's tables of logarithms, corrections 



in, i. 353. 

 Voice, human, Sir C. Bell on the, xi. 



451. 

 Volatile salts, separation of, v. 232. 

 Volcanic island in the Mediterranean, 



xi. 57, 446. 

 Volcanoes of Guatemala, ii. 117. 

 in the island of TenerhTe, viii. 



198. 

 , on the phaenomena of, Sir H. 



Davy on, iv. 85. 

 Volumescope, Dr. Hare on the, vi. 



171. 

 Walchner (Dr.) reply to Mr. W. Phillips's 



remarks on the hyalosiderite, ii. 179. 



analysis of allophane, ii. 310. 



Wackenroder (Dr. H.) examination of 



diopside, iii. 349. 

 Wad, chemical examination of, viii. 75. 

 Wagnerite, Mr. Levy on, i. 133. 

 Wales, South, on the coal-basin of, xi. 



110. 

 Walker (R.) on the artificial production 



of cold, iii. 401 ; iv. 11. 

 Walker (W.) on the stability of canoes, 



v.301. 

 Wallace's Elements of Algebra, review 



of, iv. 370. 

 Warrington (Mr.) examination of a na- 

 tive sulphuret of bismuth, ix. 29. 

 Wartmann (Mr.) observations on the 



comet in Pegasus, vii. 446. 

 Watches, new alloy for the pivot-holes 



of, ix. 71. 

 Waterston (Mr.) exposition of a new 



dynamico-chemical principle, x. 170; 



alterations and errata in, x. 317. 

 Watkins's (F.) Popular Sketch of Elec- 

 tro-Magnetism, review of, iv. 220. 

 Water, heat evolved by compressing, 



ii. 392. 



Water, action of perchloride of cyanogen 



on, v. 232. 

 , quantity of, afforded by springs, 



viii. 58. 

 decomposed by galvanized wires 



separated from the galvanic pile, viii. 



229. 

 , discharge of a jet of, under water, 



viii. 342. 

 , on a substance that inflames upon 



contact with, i. 74. 

 and bromine, power of, in con- 

 ducting electricity, iii. 151. 

 and carbonic acid, action of metals 



on, vii. 317. 



of the Mediterranean, on, v. 379. 



springs, on the presence of iodine 



&c. in, vii. 910. 

 , Thames, purification of, v. 442 ; 



vii. 268. 

 raised to temperatures moderately 



higher than that of the atmosphere, 



Dr. Hall on the effect of, upon Batra- 



chian reptiles, x. 41. 

 Water-cement, an artificial, ix. 442. 

 Water-spouts, Mr. Main on, iii. 114; 



viii. 26. 

 Watt's steam-engine, viii. 306. 

 Wax, stearic acid from, ii. 390. 

 Weaverj(T.) on the geology of the South 



of Ireland, viii. 147. 

 Weber (Dr. W.) on Savart's experi- 

 ments on the motions of membranes, 



iii. 336. 

 on the interference of sound, iii. 



o42. 

 Webster's (Dr.) English Dictionary, ix. 



398. 

 Websterite found in the plastic clay of 



Auteuil, iv. 81. 

 Weisse's planetary tables, errata in, ix. 



245. 

 Wells, on the influence of the season on 



the water of, xi. 58. 

 , on the rise and fall of water in, 



xi. 88. 

 Wensleydale, Mr. Nixon on the heights 



of the principal hills of, v. 350, 431. 

 Western Sussex, on the geology of, iv. 



38. 

 Westwood (J. O.) on the Paussidce, viii. 



62. 

 Weymouth, on the geology of, vii. 454. 

 Whale, rib of, found in the diluvium of 



Brighton cliffs, iv. 72. 

 Wheatstone (Mr.) on the vibrations of 



air, xi. 463. 



