Map showing depths to the Upper Freeport coal bed, mining activity, and related surface subsidence, and the Redstone coal bed mines, Allegheny, Washington, and Westmoreland counties, Pennsylvania [map] / By Kent O. Bushnell and John R. Peak.
Saved in:
| Main Author: | |
|---|---|
| Corporate Authors: | , |
| Other Authors: | |
| Format: | Government Document Map |
| Language: | English |
| Published: |
Reston, Va. :
U.S. Geological Survey,
1975.
|
| Series: | Miscellaneous field studies ;
map MF-693-B. |
| Subjects: |
Earth Sciences & Map Library - Maps - South Wall
| Call Number: |
MF-693-B
|
|---|---|
| MF-693-B | Available Place a Hold |