—, — —, crescent form of, xlv, 334.
—, on diluvial action, xli, 175.
—, Pennsylvania coal formation, xli, 177.
—, dip of new red sandstone, due to oblique deposition, xliii, 170.
—, dispersion of drift due to waves of translution from the north seas, xliii, 153.
—, on hydrated minerals, xlv, 147.
—, on the ancient temperature of the globe, xlv, 147.
—, Address before the American Association of Geologists and Naturalists, including a review of American geology and some branches of general geological dynamics, xlvii, 137, 247.
—, characters of some recent earthquakes, as bearing upon the dynamics of geology, xlv, 341; xlvii, 274.
—, paroxysmal undulations of the earth's crust, a cause of flexures of strata, xlv, 345, 346; xlvii, 276.