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 / U.S. Department of the Interior, U.S. Geological Survey ; by N.M. Denson, C.T. Pierson, and W.D. Gundy.
| Author/creator | Geological Survey (U.S.) |
| Other author | Denson, N. M. (Norman MacLaren), 1914- |
| Other author | Pierson, Charles Thomas, 1918- |
| Other author | Gundy, W. D. |
| Format | Map |
| Publication Info | Reston, VA : The Survey ; Denver, CO : For sale by Map Distribution, 1994. |
| Description | 1 map : col. ; 84 x 120 cm., on sheet 104 x 148 cm., folded in envelope 30 x 24 cm. |
| Subjects |
| Cartographic data | Scale 1:200,000 (W 107°30ʹ--W 104°30ʹ/N 45°30ʹ--N 44°00ʹ). |
| Series | Miscellaneous investigations series ; map I-2433-A Miscellaneous investigations series (Geological Survey (U.S.)) I-2433-A. ^A416250 |
| General note | Includes index to quadrangles, text, bibliography, 1 table, 1 graph, and 1 diagram. |
| Other title | 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, geologic map. |
| GPO item number | 0619-G-08 |
| Govt. docs number | I 19.91:I-2433-A |