1943 AIR MAIL LONDON TO USA WITH KGVI 2/6D YELLOW-GREEN (SG476b). Large envelope (230x102mm), slight imperfections, London to Washington D.C., USA with fine 2/6 yellow-green (SG476b) cancelled 'LONDON W 1.' 16 APR 1943 with censor label at left. (Ref 86516).
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