1886. Sanborn Map Company. Columbia, Pennsylvania, August, 1886. 1 map on 16 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1894. Sanborn Map Company. Columbia, Pennsylvania, Lancaster County, Aug., 1894. 1 map on 17 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1920. Sanborn Map Company. Columbia, Lancaster County, Pennsylvania, Oct., 1920. 1 map on 24 sheets : col. ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
1928. Sanborn Map Company. Columbia, Lancaster County, Pennsylvania, March, 1928. 1 map on 24 sheets : color ; sheets 65 x 54 cm. Scale approximately 1:600. 50 ft. to an in. Sanborn Map Company.
Patterson, C. P. (Carlile Pollock), 1816-1881, Hilgard, J. E. (Julius Erasmus), 1825-1891, and Rockwell, Cleveland, 1837-1907. Triangulation by C. Rockwell Assist. ; Topography by C. Rockwell and J.J. Gilbert Assist. ; Hydrography by J.J. Gilbert ; Issued, in June 1878 C.P.... U.S. Coast Survey,.
Rockwell, Cleveland, 1837-1907, Davidson, George, 1825-1911, and Brownson, Willard H. (Willard Herbert), 1845-1935. Issued, May 1888, F.M. Thorn, Superintendent. Verified: B.A. Colonna, Assistant in charge of Office ; Triangulation [and topography] by C. Rockwell... U.S. Coast and Geodetic Survey,.