Geology of the Dubuque North quadrangle, Iowa-Wisconsin-Illinois /

Bibliographic Details
Main Authors:	Whitlow, Jesse W. (Author), Brown, C. Ervin (Clarence Ervin), 1925- (Author)
Format:	Government Document eBook
Language:	English
Published:	Washington, D.C. : United States Department of the Interior, Geological Survey, 1963.
Series:	Geological Survey bulletin ; 1123-C.
Subjects:	Geology > Iowa. Geology > Wisconsin. Geology > Illinois. Geology. Illinois. Iowa. Wisconsin.
Online Access:	https://purl.fdlp.gov/GPO/gpo73340

Available Online