A.M.S. (Series) ; L751. "AMS 1". "Prepared under the direction of the Chief of Engineers, by the Army Map Service (CV), U.S. Army, Washington, D.C. Copied in 1945 from Japan, 1:50,000, Japanese Imperial Land Survey, Naep'asu-do, 1916." "Repro by the 64th Engr Base Topo Bn". Portions of map's upper, lower and left edge lacking, cropping some marginal and map content (i.e. title information). On verso: sheet 6623 I, Ch'ong Chu, from Korea 1:50,000 set.