1924. Sanborn Map Company. Blawnox, Allegheny County, Pennsylvania, April 1924. 1 map on 5 sheets : color ; sheets each 65 x 54 cm. Scale approximately 1:1,200. 100 ft. to a... Sanborn Map Company.
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1924. Sanborn Map Company. Brackenridge, Allegheny County, Pennsylvania, January 1924. 1 map on 9 sheets : color ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an... Sanborn Map Company.
1929. Sanborn Map Company. Brackenridge, Allegheny County, Pennsylvania, November 1929. 1 map on 9 sheets : color ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to a... Sanborn Map Company.
1907. Sanborn Map Company. Bridgeville, Allegheny Co., PA., May 1907. 1 map on 6 sheets : col. ; sheets each 65 x 54 cm. + title sheet. Scale approximately 1:600. 50 ft. to ... Sanborn Map Company.
1913. Sanborn Map Company. Bridgeville, Allegheny County, Pennsylvania, August 1913. 1 map on 7 sheets : col. ; sheets each 65 x 54 cm. + one sheet with ancillary maps. Scal... Sanborn Map Company.
1924. Sanborn Map Company. Bridgeville, Allegheny County, Pennsylvania, June 1924 : including Mayview. 1 map on 8 sheets : color ; sheets each 65 x 54 cm + one sheet with anc... Sanborn Map Company.
1896. Sanborn Map Company. Carnegie, Allegheny Co., Pa., Feby. 1896. 1 map on 6 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1901. Sanborn Map Company. Carnegie, Allegheny Co., Pa., March 1901. 1 map on 7 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1924. Sanborn Map Company. Cheswick, Allegheny County, Pennsylvania, March 1924. 1 map on 3 sheets : color ; sheets 65 x 54 cm. Scale approximately 1:1,200. 100 ft. to an in. Sanborn Map Company.
1907. Sanborn Map Company. Clairton, Allegheny Co., Pa., September 1907. 1 map on 9 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1915. Sanborn Map Company. Clairton, Allegheny County, Pennsylvania, January 1915. 1 map on 10 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1924. Sanborn Map Company. Clairton, Allegheny County, Pennsylvania, Nov. 1924. 1 map on 27 sheets : color ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1898. Sanborn Map Company. Coraopolis, Allegheny Co., Pa., Sept. 1898. 1 map on 4 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1902. Sanborn Map Company. Coraopolis, Allegheny Co., Pa., April 1902. 1 map on 8 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1906. Sanborn Map Company. Coraopolis, Allegheny Co., Pennsylvania, July 1906. 1 map on 12 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1911. Sanborn Map Company. Insurance maps of Coraopolis, Allegheny County, Pennsylvania, June 1911. 1 map on 12 sheets : col. ; sheets 65 x 54 cm. + 1 title sheet. Scale app... Sanborn Map Company.
1924. Sanborn Map Company. Coraopolis, Pennsylvania, Allegheny County, Jan'y 1924. 1 map on 19 sheets : color ; sheets 65 x 54 cm + ; 1 title sheet. Scale approximately 1:60... Sanborn Map Company.
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.
1933. Sanborn Map Company. Dravosburg, Allegheny County, Pennsylvania, March 1933. 1 map on 2 sheets : color ; sheets 65 x 54 cm. Scale approximately 1:1,200. 100 ft. to an in. Sanborn Map Company.
1891. Sanborn Map Company. Duquesne, Allegheny Co., Pa., Aug. 1891. 1 map on 3 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.