Stratigraphic framework of coal beds in the Fort Union Formation, eastern part of the Fort Peck Indian Reservation, Daniels, Roosevelt, and Sheridan counties, Montana / U.S. Department of the Interior, U.S. Geological Survey ; by John K. Hardie and Harold H. Arndt ; prepared in cooperation with the U.S. Bureau of Indian Affairs.

Author/creator Geological Survey (U.S.)
Other author Hardie, John K.
Other author Arndt, Harold H.
Other author United States. Bureau of Indian Affairs.
Format Map
Publication InfoReston, Va. : The Survey ; Denver, CO : For sale by Map Distribution, 1990.
Description5 sections on 1 sheet ; sheet 86 x 104 cm., folded in envelope 30 x 24 cm.
Subjects

Cartographic dataScale [ca. 1:135,000]. Vertical scale [ca. 1:4,500].
SeriesCoal investigations map C-122-C
Coal investigations map C-122-C. ^A436365
General noteIncludes text, bibliography, location and index maps, and columnar section.
GPO item number0619-G-03
Govt. docs number I 19.85:C-122-C