Geomorphology : an introduction to the study of landscapes / A.K. Lobeck. Lobeck, A. K. (Armin Kohl), 1886-1958. Geology, Structural. Physical geography. Landscapes. QE501 .L6 1939 910 LOG Bibliography at end of each chapter. New York, London : McGraw-Hill Book Company, inc., 1939. 1939. 1939 Text xii, 731 p. ; eng