Branson, E. B. 1877-1950. Introduction to geology / [by] E. B. Branson [and] W. A. Tarr; revised by Carl C. Branson [and] W. D. Keller. - 3d ed. - New York, McGraw-Hill, 1952 [Reprinted 1969] - 492 p.: illus.; 24 cm. Subjects--Topical Terms: Geology. Dewey Class. No.: 551 / INT 1969