1936 MAIL LONDON TO SHANGHAI RE-DIRECTED BACK TO LONDON. Envelope London to Shanghai, China with attractive selection of photogravure 2d (SG442), 4d (SG445) and 1s (SG449) tied neat WILTON RD/HUDSON'S PLACE date stamps 14 MR 36 and re-directed back to London. On reverse CANTON and SHANGHAI receivers. Unusual attractive usage. (Ref 103613).