C 375 ] 



INDEX TO VOL. XVI. 



ACADEMT ofSytences, Stock- 

 holm, 279 

 A^adtmy of Sc'unces, Bsrl'n, 367 

 Accident with a steam engine, 372 

 Acid, molyhd'ic. To obtain, 193. 

 Aluii.itic. Origin of, 156 (note) 

 Aeriform cutaneous ferspiration. 

 On, _ 327 

 Aero.taticn, 2%i, Curious expe- 

 riments, 282. Robertson's se- 

 cond ascent, 370 

 Affinity of ammonia for certain 

 oxides, 316 

 Agriculture, 52, 228 

 Aii't aual}sis of, at Quito, 168, 

 341, 242 : to extract from 

 leaves, J09 

 Aliumen found in vegetables, 1 25 

 American crocodile. On the, 233 

 America, South. Travels in, 167, 

 237. Singular particulars re- 

 specting, _ _ 243 

 Ammonia, Its use in purifying 

 nickel, 31a; affinity of, for 

 certain oxides, 316 

 Analysis of stones from the 

 clouds, 300; of bituminous 

 wood, 327 ; of sonorous por- 

 pliyfy* 332; of basaltcs, 333 ; 

 of gold ores containing tellu- 

 riu'u, 534; of tungsten ores, 

 336; of manganese ores, 337 ; 

 of cryolite, 337 ; of umber 

 eartli, 33^^ of spars, 34.1, 

 342 ; ofmiemite, 341 ; of na- 

 trum, 342 

 Ar-ai'.my, n prize question, 369 

 A'vnal. A new one, 187 

 An'iqNiiies, 94, 273 

 A- Sii.icalfiilminativgpoivder, 1 86 

 //./'(•'. 'J 'able of quantity to be 

 used in bleaching, 39 

 Astl'Mii. A <;a:e of, 121 

 ^Aronomy^ .\c), yj, 192, 288, 



American, 244. Eclipfe of 

 tin: sun, 372 



Athins and Co. on the specific 



gravity of spirituous liquors, 



27, 205, 305 



Atmosphere. On stones projected 

 from the, 217, 224, 289, 294, 

 299. Of the aqueous, 350 



Atmosbheric air, a prize question, 

 369. None in the high re- 

 gions, 271 



Auriferous ores of tfJlurium ana- 

 lysed, 334 



Eallccns. Voyages with, 2 3 r , 3 70 

 Barometer. Experiments with, 

 at great heights, 166, 241, 

 282,370 

 Basaltes analysed, 333 



Batanjian Society, 1 7 J 



Baudin's voyage, 262, 284, 359 

 Baunach on St. John's wet, 

 232 

 Sevan's experiments on curing 

 the smut in wheat, 228 



Biography^ 253 



Biot on fire-balls, 224 



Bitiminous ivood found 324 



Bleaching. Grinibhaw'* observa- 

 tions on, 33 

 Bluniailath on tliemammalia, 68; 

 on a living opossum, 70; on 

 porcupine men, "jZ 

 Bochman on light emitted from 

 rotten wood, 18, 146 

 Boo!.-s, AVw, 85, 276, 331 

 Bran injuiious in bleaching, 38 

 Bru'jcUt on the condiru, 67 

 Buritin<;. Account of a Spaniard 

 insensible to, 357 



CalfJoHJan canal. On the, J^, 



1-9 



Carradoii 



