Plains adjacent to Little Rocky Mountains, Montana
| Main Author: | Knechtel, Maxwell M. 1897-1984. |
|---|---|
| Other Authors: | Brockunier, S. R., Hobbs, S. W. 1911-, Geological Survey (U.S.) |
| Format: | Map |
| Language: | English |
| Published: |
[Washington, D.C.] :
United States Geological Survey,
1944.
|
| Physical Description: |
5 maps on 1 sheet ; 74 x 38 cm or smaller on sheet 66 x 112 cm. |
| Series: |
Oil and gas investigations preliminary map ;
4. |
| Subjects: |