A.M.S. (Series) ; L751. "Edition 9-AMS (AFFE)". "Prepared under the direction of the Engineer, HQ, AFFE, by the 64th Engineer Battalion (Base Topographic). Compiled in 1953 from Korea, 1:25,000, AMS (AFFE), Sheets 6725 II NE, SE, SW, NW, 1951. Original maps compiled by photogrammetric (multiplex) methods by the 64th Engineer Battalion (Base Topographic), 1951. Horizontal and vertical control established by the Japanese Imperial Land Survey, 1932; recovered by CE, U.S. Army, 1946.... Planimetry revised, road and railroad classification field checked by Eighth Army Engineer Units, 1954." Portion of map's lower edge lacking, cropping some marginal content.