[164] Willis. Jour. of Geol., Vol. I, p. 481.
[165] See Gilbert. Topographic Features of Lake Shores, 5th Ann. Rept. U. S. Geol. Surv.
[166] Shaler, Sea Coast Swamps of the U. S., 6th Ann. Rept. U. S. Geol. Surv.; and Merrill, Pop. Sci. Mo., Oct., 1890.
[167] Willis. Bull. Geol. Soc. Amer., Vol. IX, p. 113, and Tacoma, Wash., Folio, U. S. Geol. Surv.
[168] Agassiz. Three Cruises of the Blake, Vol. I, p. 259. Agassiz would ascribe the Blake plateau itself to the Gulf Stream, p. 138. See also Am. Jour. Sci., Vol XXXV, 1888, p. 498.
[169] Reade. Phil. Mag., Vol. XXV (1888), p. 342.
[170] Murray. Challenger Report, Deep Sea Deposits, pp. 184, 185.
[171] Murray, loc. cit., pp. 187, 188.
[172] Ibid.
[173] Stevenson. Harbors, 2d ed., p. 15.