OIL 
Ohio, miscellaneous notices of, S. 
P. Hildreth, xxxi, 1;—Portage 
Co., 37; Ohio and Pennsylvania 
canal, 40; Brady’s Pond, 42; 
Falls of the Cuyahoga, 45°; trav- 
ertine, 50; marl beds, %; masto- 
don bones at Massillon, 56; Fort 
Lawrence, 57; village of Zoar, 
59; and great ferruginous depos- 
its, 61; Newcastle, coal, 68; 
Gnadenhutten, 64; Rev. J. Heck- 
ewelder, 66; Coshocton Co., 69; 
narrows of Licking, 70; rock 
strata, 71; trilobites, 72; Dela- 
ware sulphur springs, 73;  sul- 
phuret of iron, 74; Zanesville, 
75'; cannel coal, 79; cabinet of 
the Atheneum at Zanesville, 79; 
fossil bones of ovis, &c., 80.f 
, Geological Reports of, no- 
ticed, xxxii, 190; xxxiv, 196, 
SAT Ex epl 6k 
, ibid, with extracts, xxxiv,347 ; 
—extent of coal in, 348, 357; 
degradation on Lake Erie, 349 ; 
buhrstone of, 352, 353; iron ore 
deposits, 357 ; fossil elephant of, 
Salt Creek, 358, 362.f 
——, Indian mounds and relies, C. 
Whittlesey, xxxiv, 361. 
——, hurricane in, Oct. 20, 1887, 
E. Loomis, xxxiii, 368.‘ 
——,, prairies of, xxxili, 230. 
, cannel coal in, xvill, 376; 
KAKO 5 MRK Oe 
, buhrstone in, xxv, 233; xxix, 
142; xxxiv, 353. 
, mastodon remains in, ti, 245°; 
xxv, 256; xxx, 3994; xxxi, 56; 
xxxvi, 189.f 
, heights of various points in, 
C. Whittlesey, xlv, 12. 
, meteorological observations 
in, see under Meteorology. 
Oils, depuration of, xxiv, 200. 
, action of, on oxygen gas, 
xxiii, 190. 
, bleaching, xlvii, 196. 
, proportion of, in different ole- 
aginous plants, xviii, 150. 
of balsam copaiva, xxviii, 384. 
188 
OoLy 
Oil of cajeput, xxviii, 3884. 
of the Chene, ii, 264. 
of cinnamon, xxviii, 385. 
of the Croton tiglium, xiv, 
369. 
from grape seed, 11, 348. 
of Indian corn, xliii, 403. 
, inflammable, xii, 388. 
of juniper, xxvili, 385. 
, olive, impurities in, xix, 76. 
‘ » purification of, for 
chronometers, xx, 166. 
from the spirit of wine of po- 
tatoes, J. Dumas, xxviii, 386. 
, essential, of potatoes, xxxil, 
382. 
of Ricinus communis, impu- 
rities in, xix, 77. 
of roses, on the preparation 
and analysis of, R. Blanchet, 
XXvill, 383. 
of turpentine, see Turpentine. 
of sweet almonds, impurities 
in, xix, 76. 
of the tutui or candlenut tree of 
the Sandwich Islands, xxxiv, 209. 
of wine, destructive distlla- 
tion of, xxxvi, 76. 
from white fish, xxxv, 391. 
, essential, adulteration of, with 
alcohol, xix, 77; xlvii, 197. 
F , action of, with sulphur- 
ous acid, R. Hare, xxxi, 281. 
, watchmaker’s, best, ix, 202. 
Oil-casks, rendered impermeable by 
glauber salt, xxx, 173. 
Oilstone, of Ohio, xvi, 374. 
, of Georgia, xvi, 185. 
, of Lake Memphremagog, v, 
41, 406. 
, of North Carolina, v, 262; 
xiv, 238. 
Olbers, H. W.M., obituary of, xxxix, 
387. 
Old man of the Mountain, xiv, 64.f 
Olea Americana, northern limit of, 
| H. B. Croom, xxvi, 315. 
Oligostachyum, iv, 58. 
Oliver, B.L., on prussic acid, iii, 182. 
, letter to, on Otaheite, J. A. 
Maerenhaut, xxix, 283. 
