Digital Maps and Geospatial Data | Princeton University
Pennsylvania: Hollidaysburg Quadrangle
- [Reston, Va.] : U.S. Geological Survey, 1903.
United States. Geological Survey. U.S.G.S. Relief shown by 20 feet contour interval and spot heights. Surveyed in 1901-1902 in cooperation with the State of Pennsylvania. Verso: Description of the topographic maps of the United States.
- Topographic maps
- Call number:
- G3821.C2.s62.U5G4 Hollidaysburg
- Held by: