AS © 
Arsenic, effect of, on vegetation, 
Daubeny, xxxi, 346. 
Arsenical iron, in N. York, xxi, 326. 
, (Danaite) in N. Hamp- 
shire, analysis of, A. A. Hayes, 
xxiv, 386. 
» identical with 
mispickel, xlvi, 384.f 
Arsenious acid and sulphuric, a 
new compound of, xli, 47. 
Artesian wells, see Wells. 
Artificial minerals, A. Crosse, xxxi, 
374. 
diamond, pretended, xvi, 394. 
feldspar, xxvil, 396. 
sulphate of lime with half an 
atom of water, J. F. W. John- 
ston, xxxv, 300. 
minerals, produced by heat, x, 
190. 
oxyd of iron, about furnaces, 
XXXV1, 237. 
mineral waters, S. Morey, iii, 
94. 
Asbestus, in Connecticut, 1, 354. 
, in Maryland, xvii, 80. 
——, in Massachusetts, i, 114; viii, 
A7. 
, in New Hampshire, vi, 245. 
——, in Pennsylvania, x, 221. 
——, in Vermont, v, 40; vi, 249. 
——,, in anthracite, 1, 248, 244. 
—— covering for firemen, xviil, 
Lies xx, 96% 
Asclepias, on the fibre of, xxviii, 
380. 
Ashes, shower of, at Vesuvius, iii, 
374. 
——, volcanic, at sea, west of the 
Philippines, P. Parker, xl, 198. 
, of two pines, composition of, 
xxvi, 182. 
, Spontaneous combustion in, 
O. P. Hubbard, xiii, 166. 
——, combustibility of, J. T. Plum- 
mer, xiii, 167; xliii, 80. 
—, various properties of, J. T. 
Plummer, xliii, 85. 
Asia, geology of the Deccan, xxxiii, 
4, 
17 
, inN. York, i, 237; ix, 40, 252.)| 
AS: 3S 
Asia, Caucasus range and Persia, 
geology of, mines, salt, naphtha 
springs, &c. of, xxxvil, 348. 
, Catacecaumene, xxxill, 95; 
Xxxvill, 207. 
, Shores of Black sea, xxxil, 
399. 
, volcanoes of the continent and 
islands, in a review of Daubeny, 
xiii, 290. 
Asparagin, xx, 187. 
Aspartic acid, xvii, 173. 
Asparagus, aspartic acid from, xvii, 
173. 
Asphaltic mastic, xxxiv, 383. 
Assafetida, sulphur in, xv, 185. 
Association, British, for the promo- 
tion of science, plan of, xxi, 373. 
——, ——, notice of the meeting in 
1832 » XXiil, 179; 1833, xxv, 411; 
1834, xxviii, BB; 1835, xxix, 
347; 1836, oct. 332; 1837, 
KXxlll, 265; xxxiv, 1; 1838, 
xxxv, 275; 1889, xxxviii,- 93; 
1840, xl, 308; 1841, xli, 391; 
xlii, 147; 1842, xliii, 367; xliv, 
158, 351; 1848, xlvi, 888 ; xlvii, 
182. 
——, ——,, notice of Prof. Whez- 
ell’s address at 11th meeting, xli, 
391. 
——, ——,, invitation from, to 
American men of science, xxxvill, 
406. 
——, scientific, or a Congress of 
Savans at Berlin, 1828, xvi, 386. 
——, ——, in Germany, in 1820, 
xx, 175. 
of American geologists in 
1840, xxxix, 189; in 1841, xh, 
158; 1842, xliii, 146; 1843, xlv, 
135,310; 1844, xlvii,94; 1845, 
mle LO} 
, address before, 
by E. Hitchcock, xli, 282. 
, ibid, by B. Silli- 
man, xliii, 217. 
, address before, 
by H. D. Rogers, xlvii, 187, 247. 
» constitution and 
by-laws of, xliii, 149. 
