INDEX. 



several tours through France, Swis- 



serland, and Italy, 210, 295 



Bergman, a mistake of, detected, 276 



BerthoUet, M. 182 — Letter to, on the 



absorption of gases by water, by M. 



Biot, 12.3 — His experiments on rays 



of light and prismatic colours, 13 1— 



His fulminating compound of silver, 



140 — Oil nitrous ether, 144 — On the 



action of oxigenized muriatic acid on 



alcohol, 180 — On iron spar, 315-— 



Letter to on various chemical actions, 



by Mr. Haussmann, 339 



BerthoUet, jun. on. the reciprocal action 



of charcoal and sulphur, 43 — His ex- 



. periraents on different alums in dyes, 



234 

 Benelius, M. on fluoric acid contained 

 in the enamel of teeth and in bones, 

 75— Question by, respecting yttrium, 

 77 

 Biot, M. on the refractive power of 

 bodies, 27 — Extract of a letter from 

 to Mr. BerthoUet, on the absorption 

 of gases by water, 123— His " Phy- 

 sical Astronomy," extract from, 296 

 Blight in corn, its causes, and method 



of prevention, 262 

 Bones, existence of fluoric acid in, 75 

 Borage, distilled yrater of, observations 



on, 343 

 Bostock, Dr. J. on vegetable mucilages, 



28 

 Botany, prize questions in, for 1807, by 



the Academy of Petersburgh, 74 

 Boudet, jun. on the formation of phos- 

 phoric ether, 64 

 Bouesnel, M. 66 

 Bouillon Lagrange on grease, &c. 105— 



On alumj 275 

 BouUay, M. 183-^His mode of making 

 phosphoric ether by means of a pe- 

 culiar apparatus, 6Q 

 Boyle, 16 



Braconnet, Mr. H. his inquiries con- 

 (rerning the assimilating power in ve- 

 y. getables, 15 — On the Phytolacca^, or 

 ' American pokeweed, 85 



Brande, Mr. reference to his letter in 

 vol. xiii. on the non-existence of 

 fluoric acid in teeth and bones, 75 

 Bryant, Mr. on sea kale, 100 

 Buch, Mr. Von, his geological tour in 



Auvergne, 295 

 Bucholz, M. his analysis of a pretended 



pure native magnesia, 236, 320 

 Burnt wheat, a disease in corn, 265 

 Busts, ancient, made by American In- 

 dians, 158 



C. 

 Capillary action of fluids, 1, 250 

 Carbon in sulphurous waters, 41 

 Carlisle, Mr. his lectures on surgery and 



physiology, 2^0 

 Cayley, Sir G. his engine for affording 

 mechanical power from air expanded 

 by heat, described, 260 

 Cerasin, a distinct principle peculiar to 



cherry gum, 39 

 Cerium and iron formed into an alloy, 



77 

 Chance, table for the calculation of, 117 

 Chaptal, M. 182 — On paring and burn- 

 ing land, 22— His correction of a mi,s- 

 take of Bergman, 276 

 Charcoal and sulphur, reciprocal action 



of, 43 

 Charcoal of marze, 339 

 Chemical actions, 339 

 Chemistry, Mr, Accum's lectures in, 



m 



Chemists, Dutch, their hypothesis er- 

 roneous respecting nitrous ether, 147 



Cherry-tree gum, examination of, 29, 

 39 



Chessy, mines of, 51 



Classification of insects, 218 



Clement, M. his experiments on car- 

 binetted sulphur, 4S 



Clover, improvement in the cultiva- 

 tion of, 271 



Coal, see Pitcoal.— -pToductS ©f difft-rent 

 kinds, 162 



Colours, prismaticof thin }>eHJcIes, 128 



Canclamine, M. his opinion of the Sacro 

 Catitio of Gcnor.; 97 



Cop^ir 



