The Iowan drift
Subtitle: a review of the evidences of the Iowan stage of glaciation; a co-operative study for the U. S. Geological survey and the Iowa Geological survey, by William C. Alden and Morris M. Leighton.
Contributors: Leighton, Morris M.
Published: 1917
Place of publication: Des Moines
Language: eng
Number of pages: 212
Subjects: Geology -- Iowa.; Drift.