degradation on Lake Erie, 349;
buhrstone of, 352, 353;
iron ore deposits, 357;
fossil elephant of Salt Creek, 358, 362.f
—, Indian mounds and relics, C. Whittlesey, xxxiv, 361.
—, hurricane in, Oct. 20, 1837, E. Loomis, xxxiii, 368.f
—, prairies of, xxxiii, 230.
—, cannel coal in, xviii, 376; xxix, 39; xxxi, 79.
—, buhrstone in, xxv, 233; xxix, 142; xxxiv, 353.
—, mastodon remains in, ii, 245f; xxv, 256; xxx, 394; xxxi, 56; xxxvi, 189.f