INDEX. 403 



I 



ice, evaporation of, 390 



Igneous action, effects of, 345 



Ignis fatuus, remarks upon, 246 



Iodine, action of on protochloride of mercury, 393 



Iodine in ores of zinc, 389 



in Saratoga water, 216, 242 



use of in gout, 176 



Iron furnaces in England, 395 



Iron, meteoric, in Virginia aerolite, 200 



of Louisiana, 217 



Iron in salt springs, 287 



K 

 Keeney, J. C. onnovaculite in Georgia, 185 



Lakes, of North America, on the level of, 78 



Leaves, autumnal coloration of, 215 



Leeches, 394 



Liquids, how saturated with gas, 387 



Lyceum of Nat. History of New York, procedings of, 205, 354 



M 

 Maclure, W. Mr. letters from, 351, 

 Magnetic needle, variations of, 60 

 Magnetism, influence of, 262 

 Mammoth, remains of, 382 

 Manganese sulphate of, two kinds of, 383 

 Marine salt, 397 



Materia medica, specimens in, 179 

 Medical compound, 389 

 Mercury, atomic weight of, 183 

 Meteoric iron, analj'sis of 217 

 Meteorological observations, 44 



report for 1828, 70 



tables, 288 



Mexico, facts concerning, 154 

 Minerals from the Sandwich Islands, 347 

 Mitchell, E. Prof, on affinity, 234 



Gold region of North Carolina, 1 



Mitchell, J. Rev. on ignis fatuus, 246 



Motion, the natural state of matter, 151 



Muse, J. E. Dr. on resuscitation, 250 



on fish, &c. in extraordinary situations, 41 



N 

 Natural history in Canada, 378 

 Naval Life, Sketches of, 320 

 Nickel a test for potash, 387 

 Nitric acid and phosphorus, explosion from, 366 

 Nitrous oxide, mode of obtaining, 295 

 North Carolina, gold region of, 1 

 'Northern lights, remarks upon, 290 

 Novaculite in Georgia, 185 



O 



Obituary of Dr. N. Smith, 211 of Dr. Gorham, 400 



Ohio, facts concerning, 154 Oil stone from Ohio, 374 



OHver, B. L. Dr. on use of iodine in gout, 176 



Olmsted, Prof, meteorological report by, for 1828, 70 



Optical amusements, 398 



Oxigen gas, used in a case of resuscitation from drowning, 250 



test of, 397 



