INDEX. 



423 



Hitchcock, Prof., lectures on regimen,163. 



on topaz in Wliite mountains, 410. 



Horns and lioofs, new use of in the arts, 



394. 

 Horticulture, 167. 



I. 



Indiana, historical society of, 163. 

 Ink, improvement in, 195. 

 Insects, proposals for the exchange of,16S 

 Iodine, efficacy of in medicine, 386. 



in angina pectoris, 411. 



' , tincture of, 196. 



Iodic acid, and Morphine, action on one 

 another, 184. 



■ crystallized, preparation of, 185 



Iron, manufactui-ed in Wales, IS^. 

 — — trade of Great Britain, 176, 



Johnson, \V. R,, on the rapid production of 



steam, 308. 

 Joslin, Prof., notice of his memoir on 



vision, 410. 



K. 



Kuhlmann, M., on sulphate of copper in 

 bread, 269. 



Lakes of North America, tides of, 205. 

 Laugier, lectures of on Chemistry, 44. 

 Law, Journal of, 417. 

 Lawrence, SirT., notice of, 308. 

 Leavenworth, Dr., description of a new 



plant, by, 343. 

 Leibnitz, analysis of his Protogaja, 56. 

 Leonhard, Prof, arrangement of rocks by, 



182. 



his proposed work on trap, 170. 



Light, on refraction of, 351. 



Lightning, tubes of sand, formed by, 396. 



Lithia, new process for obtaining, 194. 



M. 



Maclure, Mr., on the geology of Mexico, 

 406. 



Magazine of useful and entertaining know- 

 ledge, 412. 



Magnesium, preparation of, lOS. 



Magnetic attraction and repulsion, 340 



Mapping instrument, 159: 



Marl for manure, 410. 



Mason. O, on the bark of the white birch, 

 282. 



Mastodon., bones of, from Kentucky, S70. 



Mather, Lieut., on aluminiam and mag- 

 nesium, 408. 



Mauch Chunk, mines of, 163. 



Metallic veins, electro magnetic proper- 

 ties of, 136. 



salts, decomposition of, 187. 



Meteorological journal kept .at N. Bed- 

 ford, 162. 

 Boston, 264. 



N. Fane, 260. 



Marietta, 126, 



observations, 361. 



Mexico, geology of, 406. 

 Miller, F. S., notice of, 300, 

 Minerals, localities of, 170. 

 Mineral spring of Buffalo, 156. 

 Mitchell, Prof, on the Protogaea of Leib- 

 nitz, 56. 



storms, 361. 



Mitcherlich,M., on fuming nitric acid, 185. 

 Morphine and Iodine, action on one an- 

 other, 184. 

 Moutiers, notice of the salt springs of, 219. 

 Murray's Elements of Chemistry, 92, 



N. 



Naturalists, German, meeting of, 175. 



Necrology, 174. 



New York, statistics of, 147. 



Nitric acid, fuming, 185. 



Nitrous atmosphere of Tirhoot, 199. 



Nuttall, his proposed work on birds, 154, 



o. 



Ohio canals, 416. 



Olmsted, Prof., his reply to Dr. Christie, 



373. 

 Ornithology, American, 154. 



Peruvian bark, a new variety of, 52, 



Petersburgh botanic gai'den, 175. 



Physics, Elements of, 155. 



Phosphorus, mode of powdering, 194, 



Pinguite, a new mineral, 197, 



Planera, notice of, 377. 



Plants of Chile, 248. 



Platina lamp, 385. 



Polarizing rocks, 198. 



Porter, Dr., on the garden of Fremont, 8g 



Problem, 410. 



Prunneritc, a new mineral, 197. 



Prussia, Universities of, 388. 



Purple powder of Cassius.. 192, 



Quinidj remarks upon, 52 _ , 



