—, R. W. Haskins, Astronomy for Schools, xli, 389.

—, R. G. Hatfield, American House Carpenter, xlviii, 215.

—, Hausmann, Mineralogy, announcement of, iv, 27.

—, T. Hawkins, on the Ichthyosauri and Plesiosauri, xxvii, 413.

—, I. Hays, Cyclopedia of Practical Medicine and Surgery, notice of, xxvi, 202.

—, W. Henry, Elements of Chemistry, notice of, xx, 89.

—, E. Hitchcock, Catalogue of Plants in the vicinity of Amherst College, xvii, 199.

—, —, Lectures on Diet, notice of, xix, 167.

—, —, Report on Massachusetts, notice of, xxiii, 389; xxvi, 213.

—, J. E. Holbrook, North American Herpetology, xxxv, 186.