Armando Mário O. Vieira was a philatelist who, in 1984, was awarded the Crawford Medal by the Royal Philatelic Society London for his ''Selos classicos de relevo de Portugal''.''The Society's medals and honorary fellowship''. London: The Royal Philatelic Society London, 2009, p. 4. Viera was an expert in the classic embossed issues of Portugal.

Selected publications

*''Selos classicos de relevo de Portugal''. Porto: Núcleo Filatélico do Ateneu Comercial, 1983.

References

Philatelists Year of birth missing Philately of Portugal Possibly living people Place of birth missing {{philatelist-stub