INDEX. 
S89 
Fluids, on the vaporisation of, 194. 
Fossil, on one that has the smell of truffles, 370, 
Foster, Mr H. account of his experiments on the invariable pendulum, 
181. 
Frauenhqfer, M. on the refractive and dispersive power of different 
kinds of glass, 26. 
Fremhly, Mr, on the temperature of the Frith of Forth, ipO* 
G 
Galbraith, Mr, his new stereot3^ped mathematical tables, 383. 
Galvanic experiment, on one of a paradoxical character, 205. 
Gases, on a simple method of liquifying, 191* — on their expansion at 
different densities, 192. — on the specific heat of, 351. 
■ on a simple method of experimenting on, by means of bent 
tubes, 52, 251. 
Gerai'd’s, Messrs A. and J., tour through the Himalaya Mountains, 
18,295. 
Glass, on the refractive and dispersive power of different kinds of, 26. 
its purple colour increased by light, 364. 
Glauber-Salt, on its series of crystallisation, 305. 
Gleanings, of natural history, during a voyage along the coast of Scot, 
land, in. 1821, 95. 
Gold crystallised, from its solution in sulphuric sether, 
Goldingham, Mr, on his experiments on the velocity of sound, 1 82, 
Granite for London Bridge, 201. 
secondary, 374-. 
Gregory, Dr, on the velocity of sound, 182. 
Greville, Mr R. K ., on a stone-axe, 357- 
Greywacke of the Apennines, 371- 
Griffith's, Mr, his test-paper for acids and alkalies, 369. 
H 
Haidinger, Mr, on the series of crystallisation of apatite, 140. — on fel- 
spar, albite, '&c. 198. — on the sulphato-tri- carbonate of lead, 2S6.-— ’ 
on epidote and glauber-salt, 305. 
Hall, Captain Basil, account of his experiments near the equator, with 
an invariable pendulum, 181. 
Hamilton, Dr Francis, on two maps of Zssnmss and Yangoma, 59.-— 
on a sketch of Koshanpri, 246. 
Hansteen, Professor, on remarks during a Tour from Christiania to 
Bergen, 207. 
Harvey, Mr George, on the influence of magnetism on the rates of 
chronometers, 1, 342. — on a remarkable case of magnetic intensi-- 
ty, 349. 
Hay craft, Mr, on the specific heat of the gases, 351. 
Heat, account of a great one at New South Wales, 188. 
Heat and Motion, on the effects of, 280. 
Hihbert, Dr, on the philosophy of apparitions, 381. 
Himalaya Mountains, on the height of, 18. — account of a tour to 
them, 285. 
Hopeite, a new mineral described, 348. 
Hoppe, Dr D., his botanical tour to the coast of the Adriatic, 82. 
D d 
