The Pierre shale near Kremmling, Colorado
Subtitle: and its correlation to the east and the west
By: by G. A. Izett, W. A. Cobban, and J. R. Gill.
Contributors: Cobban, William Aubrey, 1916- joint author.; Gill, James R. 1922-1972, joint author.
Series: Shorter contributions to general geology; Geological Survey professional paper 684-A; Shorter contributions to general geology.; Geological Survey professional paper ;; 684-A.
Publisher: U.S. Govt. Print. Off.
Published: 1971
Place of publication: Washington
Language: eng
Number of pages: 19
Subjects: Geology, Stratigraphic -- Cretaceous.; Geology -- Colorado -- Grand County.
Notes: Bibliography: p. 18-19.
Part of illustrative matter fold. in pocket.