555 



INDEX to VOL. XXXIII. 



ACIDS : — nitropicric, 54 ; cerotic, 

 62, 217; cenanthylic, 83; lactic, 

 128; alizaric, 138; rubiacic, 141; 

 pectic, 142, 395; angelicic, 166; 

 pelargonic, 167 ; chloro-cerotic, 

 224; anilic, 231; erythric, 249; 

 lecanoric, 250 ; orsellic, 256 ; ever- 

 nic, 258 ; pectosic, 395 ; molybdic, 

 413; melissic, 548. 



Aerial vibrations, on tbe nature of, 462. 



Aerolites, on the absence of any traces 

 of the fall of, before the last great 

 modification of the earth's surface, 

 337. 



Airy (Prof.) on the imperial observa- 

 tory of Poulkova, 72; on the in- 

 tensity of light in the neighbour- 

 hood of a caustic, 311. 



Ale and porter, on the amount of in- 

 organic constituents contained in, 

 341. 



Algebra, on a new imaginary in, 435. 



Alizaric acid, on the preparation and 

 properties of, 138. 



Alizarine, observations on, 137. 



Alkaloids, on the constitution of the 

 phosphates of the, 163. 



Alluaudite, analysis of, 554. 



Alumina, on the spontaneous cohe- 

 sion of the particles of, 357. 



Ammonia, on the meta-antimoniate 

 of, 402. 



Anderson (Dr. T.) on the constitution 

 of the phosphates of the organic 

 alkalies, 163; on the products of 

 the destructive distillation of ani- 

 mal substances, 174. 



Angelicic acid, on the preparation and 

 properties of, 166. 



Anilic acid, on the action of chlorine 

 on, 231. 



Animal substances, on the products 

 of the destructive distillation of, 

 174. 



Annular eclipse of Nov. 9th, 1847, 

 account of the, 159. 



Antimony, ceconomical preparation of 

 the oxide of, 7^ ; on the separation 

 of, from arsenic, 320. 



20 



Arterialization, on the process of, 28, 

 34. 



Atmosphere, on the constitution of 

 the, 165. 



Atmospheric arch, notice of a colour- 

 less, seen in Brazil, 295. 



Aurora borealis, account of an, 376. 



Beetz, M. W., on the theory of No- 

 bili's coloured rings, 7. 



Belemnites, observations on some, 

 from the Oxford clay, 60. 



Bell's (A.) Elements of Euclid, no- 

 ticed, 154. 



Beryhon the phenomenon of luminous 

 rings in, 490. 



Berzelius (M.) on the existence of lac- 

 tic acid in living bodies, 128. 



Beverley (W.) on the magic square of 

 the knight's march, 101. 



Binomial, on some properties de- 

 rivable from the development of a, 

 268. 



Blood, on a function of the red cor- 

 puscles of the, 28, 34. 



Bone-oil of commerce, on the pro- 

 ducts of the destructive distillation 

 of, 174. 



Boole (G.) on the solution of a par- 

 ticular and differential equation, 

 211; on quaternions, 278. 



Brewster (Sir D.) on the phenomenon 

 of luminous rings in calcareous spar 

 and beryl, as produced by tubular 

 cavities containing the two new 

 fluids, 490. 



Brodie (B. C.) on the nature of wax, 

 62, 217, 548; on the chemical na- 

 ture of a wax from China, 64, 378. 



Bronwin (Rev. B.) on a particular 

 transformation of the differential 

 equations of motion, 95 ; reply to 

 Mr. Boole's paper, 97. 



Brown, on the existence of the colour> 

 281. 



Brucine, on the phosphate of, 163. 



Brucke (E.) on the existence of the 

 colour brown, 281. 



Calcareous spar, on the phenomenon 

 of luminous rings in, 490. 



