Century of Iowa geology
By: by Charles Keyes ...
Series: [Geological pamphlets. Regional North America -- 1246/1272]; Geological pamphlets -- 1246/1272.
Publisher: Iowa academy of Science
Published: 1920
Place of publication: Iowa
Language: eng
Number of pages: 469
Subjects: Geology; History
Notes: Extracted from Proceedings of the Iowa academy of science vol. 27.