L OWU 
Loomis, E., on the variation and dip 
of the magnetic needle in differ- 
ent parts of the U. States, xxxiv, 
290f; xxxix, 41/; xl, 85; xliil, 
93. 
ces in Ohio and Michigan, xxxviil, 
397. 
, observations on the variation 
of the magnetic needle at Yale 
College, xxx, 221. 
, examination of Gauss’s theo- 
ry of terrestrial magnetism, xlvii,| 
278. 
——, meteorological register at 
Western Reserve College, Sept.— 
Nov., 1838, xxxvi, 165. 
, — ibid, for 1838-1840, 
xli, 310. 
——, ibid, for 1841-1844, 
with a summary for seven years, 
xlix, 266. 
, on shooting stars, xxviii, 95.f 
, on the meteor of May 18, 
1838, and on shooting stars in) 
general, xxxv, 223. 
, on a hurricane which passed 
over Stowe, Ohio, Oct. 1837, 
xxxill, 368.f 
, on the storm of Dec. 1836, in| 
the U. States, xl, 34. 
i , Feb. 1842, Mayfield, 
Ohio, xliii, 278.f 
, list of tornadoes in the United 
States, since 1823, xlii, 298. 
, direction of rotation of small 
whirlwinds, xliil, 296. 
, on vibrating dams, xlv, 363.f 
Lord, E., on architectural, rural, 
domestic, and other improve- 
ments, xxv, 304. 
Louisiana, trees with axe marks, 
W. M. Carpenter, xxxvi, 118 
——., fossil tooth, W. M. Carpen- 
ter, xiii, 390.f 
, fossil teeth of the mastodon! 
and horse, W. M. Carpenter, 
xxxiv, 201.f 
, meteorological register at 
Jackson, W. M. Carpenter, 1839) 
147 
, magnetic dip of various pla-} 
LY C 
‘Louisiana, hailstorm in, W. M. Car- 
penter, xxvii, 171. 
--—, Opelousas and Attakapas, ge- 
ological character of the prairies, 
with remarks on the vegetation of, 
W. M. Carpenter, xxxv, 344. 
, ibid, bituminized wood, East 
| Feliciana, xxxv, 345. 
Lowell, facts relating to, xxvii, 340. 
Lowitz, H. Fitz, fusible cement of, 
xvii, 81.f 
Ludlow rocks, fossil shells of, xxx, 
48. 
Luminous appearances in the at- 
mosphere, J. A. Allen, iv, 341. 
Lunar distance, instrument for find- 
ing, M. F. Maury, xxvi, 63.f 
Lungs, disease from dust in, xxxiv, 
29: 
Lupulin, remarks on, xii, 388. 
Lute or cement, Willis’s, vii, 392. 
for bottling wine, &c., xxiv, 
205. 
——, see farther, Cement. 
Luther, statue of, v, 181. 
Lyceum of Natural History, New 
York, abstract of the proceedings 
Of) 114 S66.) avis) Bolles Avi, eas 
Viel OQ rixe OSs xi hOS syn, 
318 t xiver LIOR xvas Ol aan: 
RVI COO eos | xvi; 193s xi, 
159, 353; xxvil, 148; xxviii, 
189; xxxvi; 195. 
—— ibid, officers of, vill, 192; xv, 
193; xvi,355; xxxil, 204; xxxvi, 
195; xlviti, 404. 
, ibid, memorial of, on a geo- 
logical survey of N. York, xvi,358. 
, ibid, annals of, commenced, 
vii, 859 ;—noticed, xxxiv, 214. 
, Naval, of Brooklyn, xxvii,390. 
, at Troy, i, 173. 
‘Lyehnopora, a new genus from 8. 
America, notice of, ix, 375. 
Lycoperdon tuber, or Indian bread, 
li, 369. 
giganteum, xxxvill, 391. 
Lycopodites, generic characters of, 
vii, 180. 
‘Lycopodium, remark on the yellow 
| 
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—1841, xliv, 49. 
powder of, xxxix, 399. 
