424 INDEX. 



Brinkley (Rev. Dr.), observations of, on refraction ,364-370 — and 

 on M. Delainbre's remarks relative to the problem of finding 

 the latitude from two altitudes and the time between, 370-372 



Broughton (S. D.), observations of, on the divisibility of the 

 eighth pair of nerves, 320-327 



Buildings, observations on the best mode of warming and ven- 

 tilating, 229-240 



Carbonate (native), of magnesia, discovered, 387 — its analysis, 

 388 — of lime deposited in wood, 405-406 



Charcoal, polishing powder from, 203 



Chemistry, miscellaneous intelligence in, 201-216, 385-404 



Children (J. G. Esq.), translation by, of Rey's Essays on the 

 Calcination of Metals, &c., 72-83, 260-271 



Chromate of iron, discovered in the island of Unst, 222, 223 — 

 use of chromate of lead as a dye, 392 



Chrome, notice of a new native oxide of, 219-220 



Chromic acid, experiment on, 386, 387 



Coal-gas, theory of the formation of, 344 



Coal-oil parish lamps, notice of, 381 



Colebrooke (a. T. Esq.), observations of, on the height of the 

 Dhawalagiri, or White Mountain of Himalaya, 240-247. 



Combustion (spontaneous), extraordinary instance of, 203— 

 nature of explained, 344-347 



Comets, easiest and most convenient method of calculating the 

 orbit of from observations, 177-182 — on the transit of the 

 comet of 1819 over the sun, 182 



Connaissance de Tems iov \H\2, note respecting, 176 — vindica- 

 tion of that work, 373 



Copper ores from Siberia, chemical analysis of, 274-278 — ana- 

 lysis of the copper glance of Rothenburg, 279 — On the gra- 

 nulation of copper,, '^86 



Crystallization of sugar, 397 



Crystals, on the dissection of, 202 



D 



Daniell{J. F. Esq.), description of a new pyrometer, 309-320 



Daturium, a new vegetable alcali, notice of, 204 



Decomposition of blood, experiments on, 394 



Delambre (M.), direct method of computing the latitude from 

 two observations of the sun's altitude, and the time elapsed 

 between them, 172-176 — remarks thereon, 370-372 



Depression of mercury in glass tubes, observations on, 83-85 



