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1980. Geological Survey (U.S.). This polygon shapefile contains the 1980 state and county boundaries of the United States, Puerto Rico, and the U.S. Virgin Islands. The map layer ... Geological Survey (U.S.).
2005. Geological Survey (U.S.). This polygon shapefile portrays the 1990 state and county boundaries of the United States, Puerto Rico, and the U.S. Virgin Islands. The map layer ... Geological Survey (U.S.).
2000. Geological Survey (U.S.). This polygon shapefile portrays the 2000 state and county boundaries of the United States, Puerto Rico, and the U.S. Virgin Islands. The map layer ... Geological Survey (U.S.).
1885. Sanborn Map Company. Covington, Pa., Nov. 1885. 1 map : col. ; sheet 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1780. Lukens, John, 1720-1789. Scale not given; 1 map: color; 11 x 11 cm, on sheet 41 x 25 cm Real property--Pennsylvania--Washington County--Maps--Early works to 1800--Facsimiles.
1902. Sanborn Map Company. Crafton, Allegheny Co., Penna., November 1902. 1 map on 3 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1911. Sanborn Map Company. Cresson, Cambria County, Pennsylvania, June 1911. 1 map on 5 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1927. Sanborn Map Company. Cresson, Cambria County, Pennsylvania, May 1927 : including Sankertown. 1 map on 10 sheets : color ; sheets 65 x 54 cm. Scale approximately 1:600.... Sanborn Map Company.
1906. Sanborn Map Company. Cresson P.O., Cambria Co., Pennsylvania, June 1906. 1 map on 2 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.