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Pennsylvania-New York: Warren Quadrangle
- [Washington, D.C.] : U.S. Geological Survey, 1908.
United States. Geological Survey. U.S.G.S. Alternate title: Warren, PA.-N.Y. Relief shown by 20 feet contour interval. Surveyed in 1905 and 1906. Surveyed in cooperation with the State of Pennsylvania. Verso: The topographic maps of the United States.
- Topographic maps and Warren (Pa.)—Maps
- Call number:
- G3821.C2.s62.U5G4 Warren 1943
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