Record of North American Geology for 1891

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1892 Excerpt: ...and Tertiary formations, superficial deposits, glaciation, and physical features. Summary report on country north of Lesser Slave lake bounded by the Peace and Athabasca rivers. Canada, Geol. Survey, Reports, vol. 4, new series, Report A, pp. 12-15. 1890. Includes some brief references to geologic features. McGEE, WJ. Report, Potomac division. U. S. Geol. Survey, 10th Report, J. W. Powell, pp. 148-158. 1890. Abstract, Ibid., at 30, % p. Includes a reference to the geologic characteristics of the northeastern Iowa region and a report by G. H. Williams, "The work on the crystalline rocks of Maryland." Neocene and Pleistocene continent movements. Am. Geologist, vol. 8, pp. 234-235, $ p. Abstract of paper read to Am. Assoc. Adv. Science, 1891. The Columbia formation in the Mississippi embayment. Abstract. Am. Assoc. Adv. Science, vol. 39, pp. 244-245, Brief notice of its distribution, character, and thickness. The Appomattox formation on the Mississippi embayment. Abstract. McGEE, W J--Continued. Geol. Soc. Am., Bull., vol. 2, pp. 2-6. Abstract, Am. Jour. Sci., 3d series, vol. 40, p. 332, J p. 1890. Description of characteristics, relations, and distribution, and review of tho nomenclature of the formation. The geology of Washington and vicinity. Guide to Washington prepared for the International Congress of Geologists, Fifth Session, Washington, pp. 38-64. Including parts by G. H. Williams, N. H. Darton, and 1$. Willis. Description of general and local physiography, the general geology in part, and the geomorphology. The southern extension of the Appomattox formation. Am. Naturalist, vol. 25, p. 823, p. Abstract of paper described in record for 1890. Maine. Antiquity of last glacial period, Shaler. American opinion on the older rocks, Winchell, A. Ca...