INDEX. 



403 



L. 



Laphani, D., plan of the locks at Cincin- 

 nati, 71. 



Lehigh Coal and Navigation Company, 

 173. 



Liberia, seminary for education in, 177. 



Locks at Cincinnati, plan of, 71. 



Lute for bottling wine, 205. 



M. 



Machine and its model, 264. 



Machinery and manufactures, Babbage's 



economj^ of, 10-3. 

 Madeira, notice of, 238. 

 Magnetic galvanism. Prof. Emmet on, 78. 

 Massachusetts, Prof. Hitchcock's report 



on the geology of, 397. 

 Mathematical propositions, 395. 

 Mather, Lieut., on the reduction of iron 



and silver ores, and the silver mines of 



Mexico and South America, 213. 

 on the sulphurets of biS' 



muth, 189. 

 Mercury, on the elastic force of the va^ 



por of, 286. 

 Meteorological journal at Nevr Bedford 



for 1832, 184. 

 . observations at Marietta, 



Ohio, 132. 

 table and observations at 



Fayetteville, Vt. from April 30, 1832, 



to May 1, 1833, 361. 

 Mica, a support in blowpipe experiments, 



373. 

 Milk in dropsy, 209. 

 Mineralogy and geology, Dr. Emmons' 



manual of, 397. 

 Mines of Freyberg, 376. 



gold in Georgia, 1. 



silver, in Mexico and South Amer- 

 ica, 213. 

 Morton, Dr., on the organic remains of 



the ferruginous sand formation of the 



United States, 128. 

 Motions of a system of bodies, by Prof. 



Strong, 40. 

 Moulting of birds, 366. 



N. 



Necrology of Baron de Zach, 194, 

 New England asylum for the blind, 175. 

 New Universal Gazetteer, by E. Wilhams, 



notice of, 179. 

 Nitrate of silver, pure, preparation of, 370. 



O. 



Oils, depuration of, 200. 

 Opium, 374. 



Optical properties of saccharine juices, 



379. 

 Optics, notice of Dr. Brewster's treatise 



on, 389. 

 Organic remains of the ferruginous sand 



formation of the United States, 128. 

 Orr, Isaac, mathematical propositions by, 



395. 



P. 



Pachuca silver mines, 231. 



Pasco silver mines, 232. 



Pasteboard roofs, 381. 



Payen, Prof., on the means of employing 



dead animals, 326. 

 Petroleum, 63. 

 Phillips, AVilliam, oa the Georgia gold 



mines, 1. 

 Philosophical apparatus, 175. 

 Phosphorus, inflammation of, in a rarefied 



medium, 390. 

 Photometer of De Maistre, 378. 

 Physiology, animal, 382. 



Dunglison's human, notice of. 



165. 



Polytechnic Society of Paris, 191. 

 Population of England and Scotland, 211. 

 Potash acting on organic matters, 372. 

 Potassium, new process for, by Dr. Hare, 



312. 



and naptha, explosive com- 



pound of, 315. 



filling tubes with, 316. 



Potosi silver mines, 233. 



Potter, C. E., notice of a rocking stone 



by, 185. 

 Premiums, scientific, 210. 

 Pressure, atmospheric, 174. 

 Priestley, Dr., philosophical character 



of, 29. 



E. 



Rats, destruction of, 205. 



Rattlesnake, Crotalus durissus, 176. 



Reduction of iron and silver ores, 213. 



Rice paper, 207. 



Right angled triangles, expressions for 



sides of, 68. 

 Roasting of iron ores, 213. 

 Rocking stone, notice of, by C. E. Potter, 



185. ■ 

 Roofs of pasteboard, 381. 

 Rotation of the planet Venus, 204. 



S. 



Saliferous rock formation in the valley of 



the Ohio, 46. 

 Salt region on the Big Kenhawa, 51. 



Huskiagum, 50, 57. 



