A textbook of geology : Part 2- Historical geology / Charles Schuchert, Carl Owen Dunbar. Schuchert, Charles, Dunbar, Carl Owen, Geology. QE26 .T412 551 SCT Successor to Pirsson and Schuchert's "Textbook of geology." Third ed. of pt. 1 pub. in 1948 without general title. Includes bibliographical references and index. New York : J. Wiley, 1941. 1941. 1939 Text 2 v. : eng