Physical stratigraphy of the phosphoria formation in part of southwestern Montana
por
 
Cressman, Earle Rupert, 1923-

Physical stratigraphy of the phosphoria formation in part of southwestern Montana

Cressman, Earle Rupert, 1923-

Washington, [D.C.] : U.S. G.P.O., 1955.

Libros

Geological Survey bulletin ; 1027-A
 
A Contribution to economic geology
 
Contributions to economic geology ; 1955.

iv, 31 p. : ill., maps ; 24 cm. + 5 folded leaves in case.

Geology -- Montana.
 
Geology, Stratigraphic.

United States. Dept. of the Interior.
 
U.S. Atomic Energy Commission.


Estado
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