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 form Korea 1:50,000, Japanese Imperial Land Survey, Hongch'on, 1918." "Repro by the 64th Engr Base Topo Bn". Map's upper, lower and right edges of map lacking, cropping some marginal content (i.e. title information). On verso: sheet 7025 II, Hungbu-dong, from Korea 1:50,000 set.