Lot 1421 GREAT BRITAIN - GEORGE V

1933 (Feb) Complete airmail envelope to Brazil bearing two £1 black Postal Union Congress, two 6d reddish purple and 5s rose-red Seahorse tied LONDON SW1 rubber cancels, with arrival backstamp of Rio De Janeiro. Vertical fold not affecting the stamps, rare and spectacular cover from Imperial Chemical Industries to same company in Brazil. SG 438.