GSGS (Series) ; 4539. "Published at the War Office 1944". "Compiled and drawn at G.S.G.S. (A.M.) 1944". "Photolithographed by O.S. 1944". "Computed at A.W.A.S. Drawn at G.S.G.S. (A.M.) January, 1945". Title at head of map, "Radar plotting chart", has been crossed out. "Edition of August 1944" has been crossed out. "G.S.G.S. 4514" at bottom left corner has been crossed out. Conical orthomorphic projection. Part of the Gordon Griffith fonds.