1896. Sanborn Map Company. Duquesne, Allegheny Co., Pa., Sept. 1896. 1 map on 7 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
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1901. Sanborn Map Company. Duquesne, Allegheny Co., Pa., May 1901. 1 map on 8 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. unless otherwise... Sanborn Map Company.
1907. Sanborn Map Company. Insurance maps of Duquesne, Allegheny County, Pennsylvania, April 1907. 1 map on 17 sheets : col. ; sheets 65 x 54 cm. + title sheet. Scale approx... Sanborn Map Company.
1911. Sanborn Map Company. Insurance maps of Duquesne, Allegheny County, Pennsylvania, Oct. 1911. 1 map on 18 sheets : col. ; sheets 65 x 54 cm. + title sheet. Scale approxi... Sanborn Map Company.
1925. Sanborn Map Company. Duquesne, Allegheny County, Pennsylvania, Jan. 1925. 1 map on 14 sheets : color ; sheets 65 x 54 cm + ; title sheet. Scale approximately 1:600. 50... Sanborn Map Company.
1929. Sanborn Map Company. Duquesne, Allegheny County, Pennsylvania, Aug. 1929 : including part of Mifflin Township. 1 map on 23 sheets : color ; sheets 65 x 54 cm + ; title ... Sanborn Map Company.
1925. Sanborn Map Company. Edgeworth, Allegheny County, Pennsylvania, September 1925. 1 map on 3 sheets : color ; sheets 65 x 54 cm. Scale approximately 1:1,200. 100 ft. to ... Sanborn Map Company.
1938. Sanborn Map Company. Edgeworth, Allegheny County, Pennsylvania, Jan. 1938. 1 map on 5 sheets : color ; sheets 65 x 54 cm. Scale approximately 1:1,200. 100 ft. to an in. Sanborn Map Company.
1895. Sanborn Map Company. Elizabeth, Allegheny Co., Pa. Nov. 1895. 1 map on 2 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1900. Sanborn Map Company. Elizabeth, Allegheny Co., Pa. April 1900. 1 map on 3 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.