Digital Maps and Geospatial Data | Princeton University
Pennsylvania: Hillards Quadrangle
- [Reston, Va.] : U.S. Geological Survey, 1912.
United States. Geological Survey. U.S.G.S. Alternate title: Hillards, PA. Polyconic projection. Relief shown by 20 feet contour interval and spot heights. Surveyed in 1909 and 1910. Surveyed in cooperation with the State of Pennsylvania. Verso: The topographic maps of the United States.
- Topographic maps and Hillards (Pa.)—Maps
- Call number:
- G3821.C2.s62.U5G4 Hillards 1944
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