Lithologic studies of fine-grained Upper Cretaceous sedimentary rocks of the Black Hills region /

Bibliographic Details
Main Author:	Rubey, William Walden, 1898-1974 (Author)
Format:	Government Document eBook
Language:	English
Published:	Washington : Department of the Interior, U.S. Geological Survey, 1931.
Series:	Professional paper (Geological Survey (U.S.)) ; no. 165-A. Shorter contributions to general geology ; 1930.
Subjects:	Geology > Black Hills (S.D. and Wyo.) Geology, Stratigraphic > Cretaceous. Sedimentary rocks > Black Hills (S.D. and Wyo.) Cretaceous Geologic Period. Geology. Geology, Stratigraphic. Sedimentary rocks. From 65 to 140 million years ago
Online Access:	https://purl.fdlp.gov/GPO/gpo106484

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