Geologic map of the Becker Dam quadrangle, Prairie County, Montana
By: by R.B. Colton, J.P. McGraw, and S.L. Durst.
Contributors: McGraw, J. P.; Durst, S. L.; United States. Bureau of Land Management.; Montana Bureau of Mines and Geology.; Geological Survey (U.S.)
Series: Open-file report -- 88-633.; U.S. Geological Survey open-file report -- 88-633.
Publisher: U.S. Dept. of the Interior, U.S. Geological Survey
Published: 1988
Place of publication: [Denver, CO]
Language: eng
Subjects: Geology, Stratigraphic.; Geology, Structural -- Montana -- Prairie County -- Maps.; Geology -- Montana -- Prairie County -- Maps.
Genres: Maps.
Notes: One map laid in on one folded leaf in pocket.

Includes bibliographical references (p. 4).