370 INDEX. 



D. 



Daubeny (Charles, M.D.). Memoir on the Rotation of Crops, and on the quantity of inorganic 



matters abstracted from the soil by various plants under different circumstances, 179. 

 Davy (John, M.D.). On the temperature of Man, 319. 



E. 



Electro'Physiological Researches. First Memoir. — The muscular current, ^83. 



Second Memoir. — On the proper current of the Frog, 297. 



: Third Memoir. — On induced contractions, 303. 



£/?2;po/ic Dispersion of Light, 147. 

 Euchlorine, solidification of, 166. 



F. 



Faraday (Michael, Esq.). On the Liquefaction and Solidification of bodies generally existing 



as Gases, 155. 

 Fluoboron, liquefaction of, 162. 

 Fluosilicon, liquefaction of, 162. 



FowNES (George, Esq., Ph.D.). An account of the artificial formation of a vegeto-alkali, 25S. 

 ■ On benzoline, a new organic salt-base from bitter almond oil, 



2Q3. 

 Frog, on the muscular current of the, 283. 



, on the proper current of the, 297. 



, on induced contractions in the, 303. 



Furfurine, vegeto-alkali produced by the duplication of the elements of furfurolamide, 261. 

 Furfural, oil produced by the action of sulphuric acid on bran, 261. 

 Furfurolamide, product of the action of ammonia on furfurol, 261. 



G. 



Gases, on the Liquefaction and Solidification of bodies generally existing as, 155. Additional 



remarks respecting the condensation of, 172. 

 Grove (W. R., Esq.). On the gas voltaic battery. Voltaic action of phosphorus, sulphur, and 



hydrocarbons, 351. 



H. 



Henry (Thomas H., Esq.). On the Compounds of Tin and Iodine, S6S. 



Herschel (Sir John Frederick William, Bart.). ^AfxopcfxoTa, No. I. On a case of Superficial 

 Colour presented by a homogeneous fluid internally colourless, 143. 



. ' AfiopcfxoTa, No. n. On the Epipolic Di- 

 spersion of Light, 147. 



Hydriodic acid, Liquefaction and Solidification of, 161. 



Hydrobromic acid. Liquefaction and Solidification of, 161. 



Hydrocarbons, voltaic action of, 357. 



Hydrogen, phosphuretted, liquefaction of, 162. 



, sulphuretted, solidification of, 164. 



, arseniuretted, non-solidification of, 170. 



