Isopach map of the interval from surface elevation to the top of the Pennsylvanian and Permian Minnelusa Formation and equivalents, Powder River Basin, Wyoming and Montana /
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| Format: | Government Document Map |
| Language: | English |
| Published: |
Reston, Va. :
The Survey ;
1990.
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| Series: | Miscellaneous field studies ;
map MF-2140-A. |
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| Item Description: | Includes text, bibliography, 3 cross sections, stratigraphic column, and index map. Cartographic material. |
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| Physical Description: | 1 map ; 72 x 58 cm., on sheet 86 x 112 cm., folded in envelope 30 x 24 cm. |