_Loomis, E._, clouds, register of, Hudson, Ohio, xli, 323; xlix, 280. ----, on Halley's comet, xxx, 209. ----, hygrometric observations at Hudson, Ohio, 1838-1840, xli, 315. ----, ---- ----, 1841-1844, Hudson, Ohio, xlix, 271. ----, latitude and longitude of Yale College observatory, xxxiv, 309. ----, on the variation and dip of the magnetic needle in different parts of the U. States, xxxiv, 290^f; xxxix, 41^f; xl, 85; xliii, 93. ----, magnetic dip of various places in Ohio and Michigan, xxxviii, 397. ----, observations on the variation of the magnetic needle at Yale College, xxx, 221. ----, examination of _Gauss's_ theory 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, xxxiii, 368.^f ----, on the storm of Dec. 1836, in the U. States, xl, 34. ----, ----, Feb. 1842, Mayfield, Ohio, xliii, 278.^f ----, list of tornadoes in the United States, since 1823, xliii, 298. ----, direction of rotation of small whirlwinds, xliii, 296. ----, on vibrating dams, xlv, 363.^f _Lord, E._, on architectural, rural, domestic, and other improvements, xxv, 304. Louisiana, trees with axe marks, _W. M. Carpenter_, xxxvi, 118.^f ----, fossil tooth, _W. M. Carpenter_, xlii, 390.^f ----, fossil teeth of the mastodon and horse, _W. M. Carpenter_, xxxiv, 201.^f ----, meteorological register at Jackson, _W. M. Carpenter_, 1839-1841, xliv, 49. ----, hailstorm in, _W. M. Carpenter_, xxvii, 171. ----, Opelousas and Attakapas, geological 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. _Löwitz, H. Fitz_, fusible cement of, xvii, 81.^f Ludlow rocks, fossil shells of, xxx, 48. Luminous appearances in the atmosphere, _J. A. Allen_, iv, 341. Lunar distance, instrument for finding, _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.