Bidspirit auction | Portugal. Airmail. Registered letter from

Portugal. Airmail. Registered letter from São João da Madeira, transiting through Lisbon, dispatched on 10/03/1949 to Brazil, destined for the city of Rio de Janeiro. Postage of 6$00 corresponding to 1$00 national postage up to 20 gr (table of 1.9.1941), 1$50 registration premium and 3$50 airmail surcharge (M. Communications dispatch of 5.11.1948).