—, improvements by, in the coast survey, xlix, 229.
Bachelder, J. M., on the temperature of the Saco river, xxxiv, 381; xxxvii, 389.
Bailey, J. W., solidification of carbonic acid, xxxvii, 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., table of closing and opening of Connecticut river, 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.