| Main Title |
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 |
| Author |
Bushnell, Kent O. ;
Peak, John R.
|
| CORP Author |
Geological Survey (U.S.); Appalachian Regional Commission. |
| Publisher |
U.S. Geological Survey, |
| Year Published |
1975 |
| OCLC Number |
09539848 |
| Additional Subjects |
Coal mines and mining--Pennsylvania--Pittsburgh Region--Maps ;
Subsidences (Earth movements)--Pennsylvania--Pittsburgh Region--Maps ;
Pittsburgh Region (Pa)--Maps ;
Allegheny Co (Pa)--Maps ;
Washington Co (Pa)--Maps ;
Westmoreland Co (Pa)--Maps
|
| Holdings |
| Library |
Call Number |
Additional Info |
Location |
Last
Modified |
Checkout
Status |
| EJAM |
QE157.B883 |
|
Region 3 Library/Philadelphia, PA |
01/01/1988 |
|
| Notes |
Relief indicated by contours and spot heights. Includes text and tables. "In cooperation with the Appalachian Regional Commission." Inset: County index map... |
