With arrival backstamp. Edge creases, piece torn from back flap.
Brazilian Airlines (1927 to 1969) -- Brazilian Commercial Aviation
In pictures: airmail and the rise of international flight, Saft
BRAZIL 1932 700 Reis Rate Aeropostale Airmail Cover Rio De Janeiro To Bahia £8.57 - PicClick UK
American Philatelist 2021-11
Brazil Stamps 1927- Official Overprint Serviço Aereo - airmail - MHR Collection
BRAZIL 1930 800 REIS RATE AIRMAIL COVER RIO DE JANEIRO TO SAO SALVADOR BAHIA
Fabulous Fridays: Miles To The Rescue For Last Minute Intra-Brazil Travel - LoyaltyLobby
BRAZIL SC#607(PAIR)#537(BLOCK OF 4)-RIO DE JANEIRO 20/V/1943-AIR MAIL-VASP-SER £33.37 - PicClick UK
Daniel F. Kelleher Auctions, LLC Sale - 633 Page 75