1892. Sanborn Map Company. Warren, Warren Co., Pennsylvania, Aug. 1892. 1 map on 10 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1898. Sanborn Map Company. Insurance maps of Warren, Warren County, Pennsylvania, March 1898. 1 map on 17 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft... Sanborn Map Company.
1904. Sanborn Map Company. Insurance maps of Warren, Warren County, Pennsylvania, April 1904. 1 map on 31 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft... Sanborn Map Company.
1912. Sanborn Map Company. Insurance maps of Warren, Warren County, Pennsylvania, May 1912. 1 map on 38 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. ... Sanborn Map Company.
1970. Township map includes full street index and indicates county roads, municipal improved and unimproved roads and proposed roads. List of polling pla...
1890. Sanborn Map Company. Scale 1:600. 50 ft. to 1 in. Sheet 1 includes symbol key, index, index, map, and certification signatures. Partial cadastral map. Fire insurance ma... Sanborn-Perris Map Co.
1898. Sanborn Map Company. Scale 1:600. 50 ft. to 1 in. Also shows factories, commercial occupancy of buildings, property boundaries and house and block numbers. Fire insuran... Sanborn-Perris Map Co.
1906. Sanborn Map Company. Scale 1:600. 50 ft. to 1 in. Partial cadastral map. Fire insurance map hand colored to show building construction, locations of windows and doors, ... Sanborn Map Company.