1908. Sanborn Map Company. Dunbar, Fayette County, Pennsylvania, September 1908. 1 map on 2 sheets : col. ; on sheet 65 x 54 cm. + 1 sheet of ancillary maps (65 x 54 cm.). S... Sanborn Map Company.
1888. Sanborn Map Company. Duncannon, PA., Jan. 1888. 1 map on 3 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1894. Sanborn Map Company. Duncannon, Perry Co., Penn, Aug. 1894. 1 map on 4 sheets : col. ; sheets 65 x 54 cm. + 1 title sheet. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1899. Sanborn Map Company. Duncannon, Perry Co., PA., Feb. 1899. 1 map on 4 sheets : col. ; sheets 65 x 54 cm. + 1 title sheet. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1904. Sanborn Map Company. Duncannon, Perry County, Pennsylvania, September 1904. 1 map on 4 sheets : col. ; sheets 65 x 54 cm. + 1 title sheet. Scale approximately 1:600. 5... Sanborn Map Company.
1911. Sanborn Map Company. Duncannon, Perry County, Pennsylvania, August 1911. 1 map on 8 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1927. Sanborn Map Company. Duncansville, Blair County, Pennsylvania, July 1927. 1 map on 4 sheets : color ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1917. Mackay, Bertram Reid, 1885-. Relief shown by contours. "Topography 1917." Includes "explanation of map" and description of "routes to Dune Park" by Rollin D. Salisbury. 32 ... Geographic Society of Chicago (Chicago).
1917. Mackay, B. R. (Bertram Reid), 1885-. Relief shown by contours.; "Topography 1917."; Includes "explanation of map" and description of "routes to Dune Park" by Rollin D. Salisbury. 18 x ... Geographic Society of Chicago (Chicago).
1904. Sanborn Map Company. Dunlo, Cambria County, Pennsylvania, September 1904. 1 map on 2 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.