—, A. Goldfuss, Petrefakten, notice of, xxv, 430.

—, A. Gordon, Treatise upon Elemental Locomotion, by means of steam carriages, xxvii, 174.

—, J. Gorham, Chemistry, i, 434; iii, 330.

—, A. A. Gould, Report on the invertebrate animals of Massachusetts, xli, 378.

—, Asa Gray, Elements of Botany, xxx, 399.

—, —, Botanical text-book, xliii, 388; xlix, 189.

—, — and J. Torrey, Flora of North America, xxxv, 180; xxxix, 198; xli, 275; xlii, 377; xliv, 420.

—, O. Gregory, Treatise on Mechanics, reviewed, vii, 72.

—, Griesbach, Genera et Species Gentianearum, xxxix, 176.

—, Griscom, Journal of a year in Europe, vii, 360.