OoLM 
Oliver, B. L., on the use of iodine 
in gout, xvi, 176. 
Olivine from near Naples, L. P. 
Walmstedt on, ix, 878. 
and chrysolite, comparative 
analyses of, xii, 184. 
Olmsted, D., red sandstone of North) 
Carolina, 11, 175. 
-—,, geological survey of North 
Carolina, in contemplation, vy, 
202. 
, rocks and minerals of North 
Carolina, v, 257. 
, on the gold mines of North 
Carolina, ix, 5. 
, Report on the Geology ofj 
North Carolina, noticed, xiv,| 
230. 
, report on the state of chemical 
science in 1826, xi, 349; xii, 1.f 
,on the materiality of heat, 
xi, 3063 xil, 359. 
, notice of illuminating gas,| 
from cotton seed, vill, 294; x, 
363. 
, on the excessive use of sul- 
phur, vill, 394. 
——, meteorological 
1827, xiv, 176. 
— 
report, for 
A , for 1828, xvi,70. 
, on the phenomena and causes 
of hail storms, xviii, 1.f 
, on adjusting lightning rods, 
Xvill, 3862. 
, reply to A. T. Christie on) 
hail-storms, xx, 873. 
, on the New Haven tornado, 
July, 1839, xxxvii, 340.f 
,on the nature and cause of, 
the meteors of Nov. 18, 1833, 
EXV4 lobes XXVIy OQ 
-——, cause of the meteors of No- 
vember, xxix, 876; xxx, 370.f 
, meteors of November, 1836,| 
Xxx1, 286. 
; —, 1887, = x xxiii, 
379. 
—, —— —— , 1888, xxxv, 368. 
, 1839, xl, 202. 
of different periods, 
9 
xxvi, 132, 
5} 
“” 
4 
189 
OPA 
Olmsted, D., on the Aurora Bore- 
alis, xxix, 388; xxxil, 176. 
, on the Zodiacal light, xxvii, 
416; xxix, 379. 
, on the eclipse of the sun, of 
Sept. 1838, xxxv, 174. 
, report of observations on the 
transit of Mercury, May, 1845, 
xlix, 142. 
, hew experiments on the solar 
spectrum, xlvill, 137. 
, a paralytic affection cured by 
a stroke of lightning, iii, 100. 
, memoir of Eli Whitney, xxi, 
201f 
, Natural Philosophy of, noti- 
ced, xxill, 851; xxv, 214; xxxiv, 
Ze), 
, Introduction to Astronomy 
by, noticed, xxxvi, 203. 
, Life and Writings of E. P. 
Mason, by, noticed, xl, 407; xliil, 
381. 
Ontario valley, geological features 
OM PXin 2 ileae 
lake, level of, xxxiii,122; xlv, 
16. 
, temperature of, xxxiil, 
403; xxxvil, 242. 
, ridge of, xxxvi, 40. 
, evidences of changes 
of level about, xxxv, 104; xxxvi, 
Al; xlvi, 315. 
——, small 
into, xxxvi, 42. 
——, shore of, and 
water in, xxxvi, 43. 
Onyx, in Missouri, ili, 71. 
Oolitic formation in America, xl, 41. 
—— in New York, Orange 
Co., xix, 398. 
——, in Saratoga Co., 
J. H. Steele, ix, 16.f 
in Ohio, xlii, 288. 
fossils, remarks on, xxxill, 107. 
Oology, notice of W. Hewitson’s 
| work on, xxxvil, 166. 
Opal at Vienna, a large, xii, 384. 
from the graphite mine of 
Pfaffenreith, one-third water, xv, 
390. 
lakes running 
height of 
