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Pennsylvania: Pottsville sheet
- [Reston, Va.] : U.S. Geological Survey, 1891.
United States. Geological Survey. U.S.G.S. Alternate title: Pottsville, PA. Polyconic projection. Relief shown by 20 feet contour interval and spot heights. Surveyed in 1889. Triangulation by U.S. Coast and Geodetic Survey. Verso: The topographic maps of the United States.
- Topographic maps and Pottsville (Pa.)—Maps
- Call number:
- G3821.C2.s62.U5G4 Pottsville 1944
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