1950 AIR MAIL LEYTONSTONE TO USA WITH THREE COLOUR FRANKING. Large envelope (224x99mm) sent registered air mail Leytonstone to Washington USA with KGVI 1d pale scarlet (SG486), 3d pale violet (SG490), and 1s bistre-brown (SG475) x 2 sent cancelled 'LEYTONSTONE' date stamps 31 MY 1950. Attractive franking. (Ref 84058).
