National Geologic Map Database
General Information
- Title: Mining and related problems of the shallow hydrologic regime, Allegheny County, Pennsylvania
- Author(s): Subitzky, Seymour
- Publishing Organization: U.S. Geological Survey
- Series and Number: Miscellaneous Field Studies Map MF-641-C
- Larger Work: Greater Pittsburgh Region Land and Water Studies for Environmental Analysis; 30
- Publication Date: 1975
- Map Scale: 1:78,125
- Cross Section: Yes
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