A.M.S. (Series) ; L751. "Edition 7-AMS (AFFE)". Transverse Mercator projection. "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 6528-II NE, SE, SW, NW, 1951. Planimetric detail revised by photo-planimetric methods. Original maps compiled by photogrammetric (multiplex) methods by the 64th Engineer Battalion (Base Topographic), 1951. Horizontal and vertical control established by the Korean Government General's Office, 1914.... Road reconnaissance by Eighth Army Engineer Units, 1953.... Northeast, Southeast and Southwest corners of map field checked, 1953."