INDEX. 



Delaroche, Dr. F. his experiment* °" 

 radiant heat, 78 — Extract of a letter 

 from, on the same subject, 192 



DeJUe, M. 334 



De Luc, M. on the properties of va- 

 pour, 169 



Distilled waters, how to preserve, 379 



Donkin, Mr. B. Description of his in- 

 strument for ascertaining the -reloci- 

 ties of machinery, 121 



Drugs of the East Indies, 276 



Dry-rot in timber, 287 



DuHamel, M. 371 



East Indies, directions for sailing to, 



and from, 159 

 Echoes, see Acoustics. 

 Edgeworth, R. L. Esq. his description 



of a spire of a new construction, 241 

 Electricity of the clouds, 59, 62 

 Ellis, Mr. his method of packing plants 



and trees, for exportation, 340 

 Etiolation of vegetables and plants, 144 

 Evaporation, theory of, 48 

 Ewbank, Mr. G. 27 



Farey, J. Esq. on the nature of those 



meteors commonly called shooting 



stars, 286 

 Farquharson, Mr, J. J. SS7 

 Fever bark of the East Indies, 276 

 Fibrin, constituent principles of, 73 

 piguier, M. his analysis of the water of 



Ussat, 79 

 Filings of irpn, machine for separating, 



from those of other metak, 127 

 Fluids, passage of, in animal bodies, 



173,299 

 Fontana, Abbe, 324— His experiments 



yrith the poisonous upas qf Java, 331 

 Fonuine, 5|. architect of the Louvre, 



11. 

 Fprces, repulsive, that act pn light, 161 

 ForciDjK hoasst among th« Romans, 147 



Forster, Thomas, Esq. his account of 

 the thunder-storms on the l9th Au- 

 gust, 62 — Answer to his inquiry re- 

 lative to the migration of swallows, 

 213 — On the peculiar appearance of 

 those meteors commonly called shoot- 

 ing, stars, 131 — See also 285 



Fourcroy, M. 29S, 351 



FourcToy and Vauquelin, Messrs. their 

 analysis of human bones, 256— Qn 

 amer, 356 



Franklin, Dr. 103 



i Fruits cultivated by the Romans, now 

 in our gardens, 151 



old English, list of, 133 



Furnaces, iron, silex sublimed in, 74 



Gall, animal, preparation of, in a con- 

 centrated state, 154 

 Gallaud, M. 217 

 Galvanism, 157, 183 

 Gas, acid, a new, 28 

 Gas, oximuriatic, disquisition on, 28, 

 157 — On the conversion of carbonic 

 oxide into carbonic acid, by it, "226 

 Gasses, specific heat of, prize question, 



on, 78 

 Gatcombe, Mr. 175, 296 

 Gaub, extract of, 280 

 Gay-Lu3sac, M. 267— His experiments 

 on the velocity of sound, lOJ— On 

 the precipitation of silver, by copper, 

 318 

 Gay-Lussac and Thenard, Messrs.. 227, 

 234 — On the analysis of vegetable 

 and animal substances, 66 

 Gehlen, M. 268 



Gerboin and Hecht, Professors, their 

 analysis of the water of- Niederbrunn, 

 80 

 Gilbert, Messrs, 269 

 Good, T. n. Esq. 239 

 Gong, Chinese, analysis of, 307 

 Gold, native alloy of, 137 — Prepara- 

 tions of, for medical uses, 248 

 Gough, Mr, J. on the place of a sound 

 produced by a musical string, 321 



> c 2 CrraiH! 



