402 



INDEX. 



Electro-magnetic machine of Mr. T. Da^ 

 venport, appendix to No. 1, and 399. 



. engine, description of a 



model of, 313. 



meteorological observations, 304. 



Elephant, fossil remains of, 377 

 Emmet, J. P., on formic acid, 140. 

 Eremite, new mineral species, 341. 

 Ether, oenanthic, the cause of the odor of 



wines, 381. 

 Eudiometer, barometer gage, 280. 

 Excursion to Mt. Katahdin, in Maine, 20 



F. 

 Faraday, improved galvanic deflagrator, 



170 



Featherstonhaugh, G. "W., geological re- 

 port on the western territories, 185 

 Fire-bricks, 195. 

 Fisheries of shad in Delaware river, 134. 

 Fishery of the European oyster, 245. 

 Fishes, fall of, from the atmosphere in 



India, 199. 

 Flame of lamp, curious effect of current 



of air on, 88. 

 Formic acid, remarks on, 140. 

 Fossil footsteps in sandstone and gray- 

 wacke, 174. 



remains of the elephant, 377. 



trilobites, new species of, 167, 343. 



Fourier, temperature of the earth and 



planetary spaces, 1. 

 France, tour in, by Prof F. Hall, 74. 



G. 

 Gale, L. D., on zinc roofing, 315. 

 Galvanic apparatus, Crosse's, 372. 

 Galvanic battery, new, 285. 



deflagrator, 170, 288. 



. induction of metallic coils, 308. 



— ■ music, production of, 396. 



Galvanism, 197. 



■,noticeof Sturgeon's annals of, 213 



Galvano-ignition apparatus, 282. 

 Geology, remarks on Lyell's, 210. 



, notice of McClelland's work on 



East Indian, 216. 



and mineralogy, notice of the 



American edition of Buckland's late 

 work on, 397. 

 Geological report, on the new map of Ma- 

 ryland, 191. 

 of the Missouri and Wis- 

 consin territories, 185. 

 of Maine 



Gold, in a portion of North Carolina, facts 

 concerning, 130. 



and gold region of Virgina, from the 



personal observations of B. Silliman, 98. 



mine, near Fredericksburg, Virgin- 

 ia, 183, 325. 



Graywacke, footsteps in, 174. 



Green coccolite, locality of, 234. 



Green, Jacob, description of new trilobites, 

 167, 343. 



Guadaloupe fossil human skeleton, de- 

 scription of the skull of, 361. 



Gulf stream, remarks on the supposed 

 eddy current of, 349. 



Gummere's Astronomy, remarks on, 208. 

 H. 



Halos in January, 1835, 229. 



Hartford, transactions of the Natural His- 

 tory Society of, 392. 



Hare, R., causes of the tornado or water 

 spout, 153. 



,tornadoof New Brunswick, 158. 



, remarks on chemical nomen- 

 clature, 259. 



-, description of an electrical ma- 



193. 



.— of New York, 186. 



of Ohio, 190. 



of Pennsylvania, 192 



of Virginia, 192. 



notices of the northern 



part of New York, 230. 



survey of Connecticut, Shep- 



chine, 272. 



, new battery discharger, 274. 



long zigzag spark contrasted 



with the short straight spark, 275. 



, the electrical brush, 277. 



on some inferences from the 



phenomena of the electric spark in a 

 recent work on heat and elertricity, 278. 

 an improved barometer gage 



eudiometer, 280. 



on the galvano-ignition appa- 



ard's report on, 399 

 Gibbon, J. H., visit to the salt works near 



Bogota, at Zipaquera, in Granada, 89. 

 Glass, a substitute for metal balance 



springs in chronometers, 330. 



ratus, 282. 



, new voltaic series, 285. 



, galvanic deflagrator, 288. 



, combustion of phosphorus in 



nitrous oxide gas, 291. 

 Helix pomatia, 254. 



Henry, Dr. Wm., obituary notice of, 216. 

 Hildreth, S. P., Meteorological Journal 



kept at Marietta, Ohio, 95. 

 , report on the geological survey 



of Ohio, 190. 

 Hingham, meteors at, 392. 

 Hitchcock, E., footsteps in sandstone and 



graywacke, 174. 

 Howell, Samuel, shad and shad fisheries 



of the river Delaware, 134. 

 Hubbard, Oliver P., geological and mine- 



ralogical notices, 230. 

 Human skeleton of Guadaloupe, skull of 



the, 361. 

 Hyalite at West point, 87. 



I. 

 Iceland, visit to, 196. 

 Induction of metallic coils, experiments 



upon, 308. Infusoria in silex, 400. 

 Iron, mines of, in Elba, 74. 

 spikes, adhesion of, in different spe- 

 cies of timber, 34. 

 Italy, tour in, by Prof J. Hall, 74. 



