Index. 



477 



Fluid, electric, effects of transmitting it 



through other fluids, 283. 

 Fluids, transmission of electricity through, 



469. 

 Fluorine, on some compounds of, 100. 

 Force, cohesive, of iron, effect of heat in 



lessening the, 75. 

 Forest, submarine, on the Frith of Tay, 



290. 

 Forms, primary, of sulphur, 234. 

 Fossil shells, on, 177. 

 Fraser, Mr. notice of his paper on the 



geology of Persia, 300. 

 Frith of Tay, account of a submarine 



forest in the, 290. 

 Fulminate of silver, analysis of, 4 1 3. 



G. 



Gases, on the expansion of, 1 33. 



■ liquefaction of, 89. 



Gay-Lussac and Liebig, MM. analysis of 



fulminate of silver, 413. 

 Germany, salt springs of, table of, 109. 

 Giddy, Mr. table of comparative temper- 

 ature of Pisa and Penzance, 200 — 



mean results of the meteorological re- 



gister kept by him, 280. 

 Glass, ancient ruby, on the composition 



of, 105. 

 ~ and mercury, on the expansions 



of, 241. 

 Gough, Mr. notice of his paper on the 



winds of the north of England, 312. 

 Gray, Mr. reply to the observations upon 



his Elements of Pharmacy, 123. 

 Guilding, Rev. L. notice of his paper on 



iguana tuherculata, 233. 

 Greenwich catalogue, corrections in right 



ascension of 37 stars of the, 37. 

 observations, on the correctness 



of, 76. 



Home, Sir E. notice of his paper on the 



comparative anatomy of the human 



brain, 65 — notice of his paper on the 



walrus and seal, 307. 

 Howard, Mr. meteorological tables kept 



at Stratford, 79, 158, 239, 319, 399, 



473. 

 Hydrate of strontia, crystalline form of, 



287. ' 



Hydrocyanic acid, its action on vegetable 



life, 468. 

 Hydrogen, sulphuretted, as a test for 



arsenic, 3 1 . 

 gas, sulphuretted, conversion 



of, to a fluid form, 94. 

 Hydriodate of potash, method of preparing, 



I. 



Instruments used for the purpose of 

 blasting in the lead mines, &c. 214. 



Iron, effect of heat in lessening the cohe- 

 sive force of, 75. 



ore, argillaceous, analysis of, 448. 



smelting of, supposed origin of, 72. 



Jenner, Dr. notice of his paper on the mi- 

 gration of birds, 66. 



Jupiter, inquiry respecting the utility of 

 observing the eclipses of his third and 

 fourth satellites, 217. 



K. 



Keferstein, M. table of the salt springs in 

 Germany, and the neighbouring coun- 

 tries, 109. 



Kent, S. L. and W. Phillips, on the 

 rocks of Mount Sorrel, 1 . 



Kupferschaum, analysis of, 317. 



H. 



Harvey, Mr. on the variation of the rate of 



the chronometer, in media of different 



densities, 342. 

 Heart, on the active power of dilatation 



of, 181. 

 Henslow, Mr observations on his account 



of the Isle of Man. Sfl? — remarks on 

 - l)r. Berger'i reply, 107, 

 Herapath, Mr. addition to his theory of 



evaporation, 349. 

 Henchel, Mr. notice of liis paper on the 



phenomena exhibited by mercury, Sk. 



when placed within the influence of an 



electric current, &.c. .'.'>.'(. 

 Hints to an Edinburgh reviewer, 285. 

 Hodgson, Rev. -Mr. on the ancient tin 



trade, as described liy him, 175. 



L. 



Labradorite, composition of, 56. 

 Laugicr, M. analysis of the uranite of 



Autun, 235. 

 Lead, nitrate of, crystalline form of, 21. 



uranite of, analysis of, 860, 



Levy, M. observations on M. Rose's 



paper on felspar, albite, &c. 59— on 



forsterite, 6^ — on a new mineral called 



biickkndite, 134 — on a new mineral 



c.dlecl babingtonite, SJ75. 

 Light and heat, solar, remarks on, 321, 



•101. 

 Lime, acetate of, phosphorescence of, 



235. 

 Lines, dark and bright, traversing the 



spectrum, 154. 



