1940 REGISTERED MAIL LONDON TO BRAZIL/2/6 BROWN (SG476). Envelope (230 x 101), faults at foot, sent registered air mail London to Sao Paulo Brazil with KGVI 2/6 brown (SG476), 3d violet (SG475) and 1s bistre-brown (SG475) with London cancels. At left Censor label and on reverse NEW YORK date stamps 9-3 1940. (Ref 110464).