C 573 ] 



INDEX TO VOL. XXVIII. 



jnCIDS separated from com- 

 pound salts by electricity, I, 

 lO|, 220 ; facts relating to the 

 gallic acid, 289 ; processes for 

 preparinj^, 290; fluoilc acid 

 in enamel of teeth, ^o'S 



yilka'it-nictcr described, 17^, 244 

 ^///rt/if J separated fromcompound 

 salts by Galvanism, I, 104, 

 220; on those of commerce, 

 I J? I, 244, 311 ; origin of scda, 



j^mer'can Ini^ian arit'iquuies, 284 

 Analysis of bones and teeth, 307 

 ylniviuitles, 95, 281 



jirt, rii'.clrn. Flaxman on, 152 

 Adronoiny, Hindoo, 18 ; histoty 

 of, for i8p6 — 69, J2T, 234; 

 observations on Vesta, 89, j6r 

 Atmosphere. Effect 9/ germina- 

 tion on, 270 

 A'X^ah on electricity, galvanism, 

 and magnetisn), 182 



Bahrlan lecture, by Mr. Davy, 



I, 104, 220 



Barh of trees. On formation of, 



.35 

 £ari/.'o!eii's process for preparing 

 gallic acid, 289, 291 



Biography, 81, 9I 



Books, New, 79, 178, 236, 265 

 B-jTies, analysis of, 307 



Botany, a prize question, 187 ; 

 discoveries in, 28 1, 367 



Bronze figures. Celebrated ma- 

 kers of, 199 



Carbonic add. Pepys and Allen 

 on, 90 



Careys meteorological tables, 96, 

 192,288,377 



Cataracts, Experiments on vi- 

 sion connected with the re- 

 moval of, 203 



Chdihical agencies of electricity. 

 Davy on, i, 104, 220 



Cbcmical Pocket-hocL New edi- 

 tion of, 265 



Colours. Prieuron, 162, 210,332 



Comets. On, 69 



Cuvier on elephants, 258, 359 



Davy on chemical agencies of 

 electricity, i, 104 



Decomposition. Agencies of elec- 

 tricity in, 12 

 Delamhre on Hindoo astronomy, 

 18 

 De Luc on lava, 43 

 Dcscrcizilles on glkalles, 171, 

 244,311 

 Dcyeuxs preparation of gallic 

 acid, 289 

 Diamond not an oxide of carbon, 

 90 

 Dunovans museum. Parkinson on. 



Electricity. On chemical agen- 

 cies of, I, lOi, 220; Azais' 

 theory of, i8:j 



Elephants, Oa living and fossil, 

 \ -58, 359 

 Ellis on the chang'^s induced on 

 atmospheric 



