— systems, observations upon, W. Maclure, ix, 253.
— Theory of the Earth, G. Cuvier's Essay on, noticed, i, 68.
— —, of Leibnitz, xx, 56; xxxix, 15.
—, on the study of, iii, 363.
—, Mosaic, W. Maclure, ix, 157.
—, connexion with the Mosaic history, xxv, 26.
—, on the progress of, for 1833, xxviii, 294.
—, queries in, proposed by the geologists of the survey of New York, xxxiii, 124.
—, principles of, xxi, 1.