National Geologic Map Database
General Information
- Title: Revised stratigraphic nomenclature for Upper Pennsylvanian and Lower Permian rocks, Washington County, Pennsylvania
- Author(s): Berryhill, H.L., and Swanson, V.E.
- Publishing Organization: U.S. Geological Survey
- Series and Number: Professional Paper 450-C [p. C43]
- Larger Work: Geological Survey research 1962; short papers in geology, hydrology, and topography; Articles 60-119
- Publication Date: 1962
- Cross Section: Yes
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.