403 



INDEX. 



Brewster, Sir David, on new kind of po- 

 larity in homogeneous light, 291. 



on Dr. Wallace's preparations 



of the eye, 291. 



Brisbane on difference of longitude, 296. 



British Association for the advancement 



of science, abstract of, for 1838, 200, 



275. 



shells, supposed new, 309. 

 Buckland, Rev. Dr., account of footsteps 

 on sandstone near Liverpool, 307. 



application of small coal to 

 economical purposes, 308. 



letter to him from Dr. N. Web- 

 ster, 375. 



Calcium obtained by Dr. Hare, 391. 



Cambridge, meteoric observations at, 

 323. 



Campbell, A. W., electro-magnetic en- 

 gine, 343. 



Canis jubatus, 310. 



Carbonic acid, liquefaction and solidifi- 

 cation of, 301, 346, 374. 



emitted by a brine spring, 



Carbon, specific gravity of its vapor, 298. 



Carpenter, Prof W. M., geological no- 

 tices of Opelousas and Attakapas, 344. 



Catlinite, new mineral analyzed, 388. 



Cattle of Chillingham Park, 310. 



Caustic potassa of commerce — nature of 

 its coloring matter, 299. 



Cavities in quartz, 139. 



Chemical combinations, 302. 



Chemistry, manual of, by Dr. Beck, 385. 



Chemistry and mineralogy before the 

 British Association, 297. 



China sea, tyfoons of, 209. 



Chesney, Lt. Col., ascent of the Euphra- 

 tes, 309. 



Charlton, Dr., on Tetrao Rakkelhan, 

 312. 



Cliinese curiosities collected by Mr. 

 Dunn, 391. 



Chlorine, specific gravity of, 298. 



Cholera spasmodica, 313. 



Circular galvanometers, 259. 



Climate of America, by Dr.Daubeny,288. 



Coates, B. H., M. D., use of Uvularia 

 perfoliata for poisoned wounds, 270. 



Coal gas for cooking, 317. 



Color, new phenomenon of, in fluor spar, 

 295. 



Combustion of wood, spontaneous, 144. 



Compound electro magnets, 253. 



Comet, Encke's, observed, 388. 



Conchology, manual of, noticed, 386. 



Condensation of gases by Dr. Torrey,374. 



Connell, A., Esq., analysis of gadoli- 

 nite, 195. 



Conrad, T. A., notes on American ge- 

 ology, 287. 



Cook, Capt. J. E., on the genus Pinus, 



Abies, &c., 311. 

 Courses of hurricanes, 201. 

 Crichtonite, new locality of, 179, 180. 

 Critical interpretation of bara and asah, 



375. 

 Crosse's experiments with the voltaic 



battery, 125. 

 Crystallization of snow as connected 



with the aurora, 145. 

 Cupellation, an easy mode of, 321. 

 Cursory remarks on East Florida, 47. 



D. 



Dana, J. D., on a supposed new mine- 

 ral, 178. 



Danburite, a new mineral species, 137. 



Darwin, Mr. C, animals collected by 

 him, remarked on by Prof Owen, 195. 



Daubeny,Dr. Charles, on the climate of 

 N. America, 288. 



thermal springs of N. Amer- 

 ica, 307. 



Dawes, Mr. J. S., on manufacture of 

 iron, 303. 



Dean, Prof J., auroral arch in Vermont, 

 and eclipse, 380. 



Dent, portable mercurial pendulum, 289. 



Deflected currents of air, their influence 

 on the rain guage, 287. 



Description of two new shells, 268. 



Diatomas, notice of some American spe- 

 cies, 118. 



Diabetic sugar, analysis of, 298. 



Dickinson, Rev. J. T., geological speci- 

 mens from him noticed, 381. 



Difference of longitude between London 

 and Edinburgh, 290. 



Diluvial currents, evidences of by Dr. 

 Hayes, 191. 



Double helix for inducing magnetism, 

 261. 



stars, micrometrical measures of, 

 407, 284. 



Dunn's Chinese collection, 391. 



E. 



Echinodermata, by Prof L. Agassiz, 400. 



Eclipse of the sun observed at New Ha- 

 ven, Sept. 18th, 1838, 174. 



observed in Vt. by Prof. Dean, 

 380. 



Editors, remarks by them on American 

 geology, 250. 



by senior, on Mr. Junius Smith's 

 letters, 336. 



Ehrenberg, Prof C. G., on fossil infu- 

 soria, 311, 371. 



Electro-magnetism as a moving power, 



magnetic apparatus and experi 

 ments, 252. 



engine, 343. 

 formula, general, 356. 



