on the glacier theory of drift, 29;
Camel's Hump mountain ascended, 31;
useful minerals, 33;
tin ore of Jackson, 34.
—, mountains, height of, Adams, xxxiii, 322.
—, —, —, Fall, vii, 12.
—, —, —, Franklin, xxxiii, 322.
—, —, —, Washington, xxxiii, 322; xxxiv, 120; xxxv, 378; xxxvii, 87; xli, 384.
—, —, —, Lafayette, xli, 384.
—, —, —, Jefferson, xxxiii, 322.