Pennsylvania: Powell Quadrangle 15-minute series - Baker, G. J.; Ewing, H. F.; Mager, Charles Jr.; Parker, C. H. ([Reston, Va.] : U.S. Geological Survey, 1945)
United States. Geological Survey.
U.S.G.S.
Alternate title: Powell, PA. Polyconic projection. Relief shown by 20 feet contour interval and spot heights. Surveyed in 1942-1943. Verso: The topographic maps of the United States.
In English.
Keywords: Topographic maps; Powell; U.S.--PA--Powell Quad; U.S.--PA--Bradford Co; U.S.--PA--Sullivans Co