—, —, coal of, xiii, 38.
—, —, fossil trees near Gallipolis, xii, 205.
—, — valley, on the coal deposits and accompanying organic remains of, xxix, 1.f
—, — —, saliferous rock formation, xxiv, 46.
—, —, shells of some rivers, xiv, 276.f
—, —, report on, noticed, xxxii, 190; xxxiv, 196, 350.
—, Pennsylvania, bituminous coal of, xxix, 77.
—, Tennessee, coal measures of, xxix, 141.
—, the West, lias of, xxx, 395.
Himalaya Mountains, height of, v, 384; ix, 384.