422 INDEX. 
Blumenbackj Professor, his miscellaneous notices in natural history, 
2 59 ‘ — on snow blindness, 259- — on the irritability of the tongue, 
261. — on the xanthoopia of jaundiced persons, 2 65. — on the prickle 
at the tip of the lion’s tail, 2 66. — on domestic sheep having become 
wild, 268. — on the genuine opsian stone, 209* 
Botany , notices in, 193. 
Brewster , Dr, on the construction of polyzonal lenses, 160. — on the 
structure of the human eye, 179- — on a new reflecting microscope, 
g26. — on the distribution of the colouring matter in topaz, 389. — 
on haloes, 394. — on the double refraction of glass rapidly cooled, 
392. — on a new fluid with remarkable physical properties in mine- 
rals, 400. 
Brongniart, M., on the fresh water formations of Italy, 92. 
on fossil organic remains as a geognostic character, 226. 
BucUand , Professor, on the Cave of Kirkdale in Yorkshire, 58. 
Burning apparatus on a large scale proposed, l60. 
Bywater, Mr, on the magnetism of the brass work ot surveying in- 
struments, 81. 
C 
Calcareous spar, on the artificial formation of, 402. 
Carrara marble, on the changes of, 1 90. 
Cambridge Philosophical Society, proceedings of, 388. 
Cave of Gailenreuth in Franconia, described, 56. — of Kirkdale in 
Yorkshire, 58. 
Cecil, Rev. Mr., on a machine for grinding and polishing specula, 
391. 
Celestial phenomena from January 1. to April 1. 1823, 178. — from 
April 1. to July 1. 1823, 384. 
Chalcedony, on the Neptunian formation of, 402. 
Charcoal, fusion of, 1 87. 
Chemistry, notices in, 187* 
Clouds, on the cause of the ascent of, in the atmosphere, 39 1, 398. 
Cleaveland’s mineralogy, notice of, 402. 
Clissold, Mr, on his recent ascent of Mont Blanc, 169. 
Cold, account of a remarkable degree of, at the Doune in Inverness- 
shire, 396. 
Colonies, observations respecting the lost one on the east coast of Green- 
land, 354, 362. 
Colophonite , analysis of, I89. 
Comet of 1822, second, 182, 392. 
Compound of iodine, hydrogen, and carbon, a new one described, 401. 
Corncrake, or land- rail, on the hybernation of, 414. 
Cryptogamic Flora, notice of Mr R. K. Greville’s, 407- 
Crystallisation, on the distribution of the different systems of, 103, 
275. . 
— effects of, under pressure, 188- 
D 
Datolite discovered in America, 403. 
Be La Bive, M., his electro-magnetic apparatus described, 376. 
Dick Lauder , Sir Thomas, on the tutenag and white copper of China, 
91. 
