Bidspirit auction | Portugal * 1955/57 – Carta

Portugal * 1955/57 – Carta Universal. Caravela stamp and “VINTE CENTAVOS” vignette, from “OBRAS SOCIAIS”. OM4, 1$00, violet-red, series B2 of June 1956. Mint advertising letter, without damages or repairs. Print run of 10,000 copies.