INDEX. 



A BERTH AAV limestone, analysis 

 of, 72. 

 Academy of Sciences, proceedings of, 227. 

 Acetates of copper, on the composition of, 



188. 

 Acids and alkalies, juice of elder berries a 



test of, 384. 

 ■ free, on the nature of that ejected 



from the human stomach, 68. 



■ fluoric, on, 330, 450. 



double salts of, 339. 



saturating capacity of, 338. 



prussic, effect of, on vegetation, 304. 



iodous, properties of, 386. 



sulphurous, anhydrous, on the pro- 

 duction of, 307. 



Adelmann, M. description of an improved 

 goniometer, 212. 



Aerial excursion, observations made dur- 

 ing a late one, 209. 



./Ether, notice respecting, 286. 



Air pump, account of a new one, 255. 



Alcohol, method of employing, in vegeta- 

 ble analysis, 387. 



Alkalies and acids, juice of elder berries 

 as a test of, 384. 



Alumina, fluate of, 334. 



— — and soda, fluate of, 341. 



American localities of minerals and fos- 

 sils, 312, 391. 



Ammonia, fluate of, 333. 



Ampere and Dulong, MM. abstract of 

 their memoir on M. Rousseau's memoir 

 on a new method of measuringthe powers 

 of bodies to conduct electricity, 39. 



Analysis of the red silver ore, 29. 



vegetable, method of employing 



alcohol in, 387. 



Antimony, fluatcsof, 337. 



tartarized, composition of, 15!. 



Arfwcdsonite, characters of, before the 



blowpipe, 37. 

 Ascension, Right, corrections of 37 prin- 

 cipal stars of the Greenwich catalogue, 

 23, 248. 



B. 



Baily, Mr. notice of his paper on the oc- 

 cultation of the Gcorgium Sidus by the 

 moon, 146. 



Baize and flannel trade, extent of, 3 1 6. 



Barytes, fluate of, 333. 



Baryto-calcite, on, 1 14 — analysis of, I J 5. 



Battley, M. on his method of preparing 

 morphia, 343. 



Beaufoy, Capt. account of some observa- 

 tions made during a late aerial excur- 

 sion, 209. 



Col. astronomical observations 



by, 11, 141, 286, 329, 419— re- 

 marks on the construction of vessels, 

 264. 



Becker, M. on the effect of prussic acid on 

 vegetation, 304. 



Becqucrel, M. abstract of his paper on 

 electromotive actions produced by the 

 contact of metals with liquids, &c. 42. 



Berzelius, M. on the results of some che- 

 mical analyses, and the decomposition 

 of silica, 12 1 — on the mineral waters of 

 Carlsbad, 123 — on inodorous hydrogen 

 gas, 153 — analysis of a new lead 

 ore, 154 — on the inflammation of sul- 

 phuretted hydrogen by nitric acid, 151 

 — on the combinations of acetic acid 

 with peroxide of copner, 188 — on the 

 distinction of positive and negative elec- 

 tricity, 236 — on fluoric acid, and its 

 most remarkable combinations, 330, 

 450 — analysis of the sulphato-tricarbo- 

 nate of lead, 467. 



Breant, M. on a process for making da- 

 masked steel, 267. 



Brewster, Dr. on surfaces composed of 

 siliceous filaments, incapable of reflect- 

 ing light, 236. 



Books, analysis of, 60, 144. 



new scientific, 77, 157, 237, 318, 



398. 



Bonsdorff, M. analysis of the red silver 

 ore, 29. 



Bostock, Dr. on the applicability of Sir H. 

 Davy's discovery to copper vessels em- 

 ployed for culinary purposes, 176. 



Brochantite, a new mineral substance, on, 

 241 — chemical examination of, 243. 



Brooke, M. on baryto-calcite, 114. 



Bussy, M. on the sulphuric acid of 

 Saxony, 259 — on the production of an- 

 hydrous liquid sulphurous acid, 307. 



Cabbage, red, to preserve the colour of, 

 304. 



