SUP Pal EM EINGT 
BANC 
Adams, C. B., on shells, found on 
shores of Mass., xxxvi, 387. 
, shells of Fresh Pond, xxxvi, 
393: . 
, new species of Delphinula, 
XXXvill,) LOBin ig 
j shells obtained by dredging, 
with account of new species,| 
XXXvill, 396; xxxix, 373. 
Alabama, sketches of geology of, 
W. S. Porter, xiii, 77. 
——, ibid, Greene Co., R. W. 
Withers, xxiv, 187. 
— , ibid, near Centreville, xlviil, 
399. 
, the galt in, S. G. Morton, 
XXVlil, 277. 
, tertiary of, xxv, 417, 419. 
, coal in, xxvi, 190. 
Aldini, J., obituary notice of, xxvii, 
405. 
Alexander, S., letter on the comet 
of 1848, xlv, 195. 
Alger, F., formula of Masonite, 
xlvili, 218. 
Allen, Z.,on the Providence tornado, 
xxxvill, 745; xlili, 137,264. 
America and Asia, Wretie Geology 
of, xvil, 1. 
Ashes, volcanic, of Etna, analysis’ 
of, xii, 194. 
: , transported by winds, 
xxv, 129. 
Bache, A. D., on electro-magnetic 
experiments, xxii, 409.f 
» on American Meteorology, 
XXXVill, 95. | 
40 
Bille S " 
Bache, A. D., rapid corrosion of a 
chain cable, xxxvili, 176. 
, observations on magnetic dip, 
xl, 374. 
, magnetic intensity in Europe, 
xl, 30. 
, Improvements by, in the coast 
survey, xlix, 229. 
Bachelder, J. M., on the tempera- 
ture of the Saco river, xxxiv, 
381; xxxviil, 389. 
Bailey, J. W., solidification of car- 
bonic acid, xxxvil, 398. 
Bakewell, R., on the salt springs of 
Moutiers, xx, 219.f 
, obituary notice of, xlv, 403. 
Barnes, D. H., obituary notice of, 
xv, 401. 
Barratt, J., 
opening of Connecticut 
xxxix, 88. 
Beadle, E. R., on the level of the 
Dead Sea, xlii, 214. 
Beck, L. C., on iron in salt springs 
of Salina, xvi, 187. 
Benton, Thos. H., letter to H. R. 
Schoolcraft, on human footprints 
at St. Louis, v, 230. 
Bessel, F. W., parallax of star 61 
Cygni, xxxvi, 200. 
, on the U. S. coast survey, 
Xv1, 225. 
, on the astronomical clock, 
xliv, 160. 
Bingham, H., fall of meteorites at 
Sanmwieh islands, xlix, 407. 
Bischof, G., origin of quartz and 
metalliferous veins, xlix, 396. 
table of closing and 
river, 
