The Prairie du Chien problem
By: by Elliot H. Powers. Paleozoic stratigraphy and structure in the Minnesota river valley, by Chester W. Couser. Paleozoic stratigraphy and structure on Saint Croix river, by George M. Clement.
Contributors: Couser, Chester W.; Clement, George M.
Series: Studies in natural history ...; vol.XVI, no. 6; University of Iowa studies.; New series, no. 298. May 1, 1935
Publisher: The University
Published: 1935
Place of publication: Iowa City, Ia
Language: eng
Number of pages: 496
Subjects: Geology, Stratigraphic -- Paleozoic.; Geology -- Mississippi River Valley.; Geology -- Minnesota River Valley.; Geology -- Saint Croix River (Wis. and Minn.)
Notes: Cover-title: Contributions to the stratigraphy and structure of the upper Mississippi valley.