Lugn, Alvin Leonard, 1895-1976. The pleistocene geology of Nebraska, by A. L. Lugn. - [Lincoln] Printed by the authority of the state of Nebraska, 1935. - 223 p. illus., 2 fold maps tables (2 fold.) diagrs. 25 cm. - Nebraska. Geological survey. Bulletin no. 10, 2d ser. . "Corrections" slip inserted. Bibliographical foot-notes. LCCN: gs 36000087 Subjects--Topical Terms: Geology--Nebraska.Geology, Stratigraphic--Pleistocene. LC Class. No.: QE135 / .A4 no. 10