Main Title |
Map showing depths to the Pittsburgh coal bed, mining activity, and related surface subsidence, Allegheny, Washington, and Westmoreland counties, Pennsylvania |
Author |
Bushnell, Kent O.
|
CORP Author |
Geological Survey (U.S.); Appalachian Regional Commission. |
Publisher |
U.S. Geological Survey, |
Year Published |
1975 |
OCLC Number |
09540023 |
Additional Subjects |
Coal mines and mining--Pennsylvania--Pittsburgh Region--Maps ;
Subsidences (Earth movements)--Pennsylvania--Pittsburgh Region--Maps ;
Pittsburgh Region (Pa)--Maps
|
Holdings |
Library |
Call Number |
Additional Info |
Location |
Last Modified |
Checkout Status |
EJAM |
TN805.P4B87 |
|
Region 3 Library/Philadelphia, PA |
01/01/1988 |
|
Notes |
Relief indicated by spot heights and contours. Includes text, tables, and bibliography. "In cooperation with the Appalachian Regional Commission." |