Geologic map showing thickness of sedimentary rocks from ground surface to the top of the upper Cretaceous Pierre Shale in the north half of the Powder River Basin, southeastern Montana and northeastern Wyoming /
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| Other Authors: | , , |
| Format: | Government Document Map |
| Language: | English |
| Published: |
Reston, VA :
The Survey ;
1994.
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| Series: | Miscellaneous investigations series (Geological Survey (U.S.)) ;
I-2433-A. |
| Subjects: |
| Item Description: | Includes index to quadrangles, text, bibliography, 1 table, 1 graph, and 1 diagram. Cartographic material. |
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| Physical Description: | 1 map : color ; 84 x 120 cm., on sheet 104 x 148 cm., folded in envelope 30 x 24 cm. |