Postal money order (Vale Postal Nacional) used on 28/MAR/1913, franked with RHM.C-9 + another value, VF and rare! (Image)

Cover with military franchise and violet cachet: "FORZAS EM OPERAZOES NA 4ª REGIAO MILITAR - FRANQUIA POSTAL - SECCAO DE CORREIO DO Q.G.", sent to Cachoeira on 4/OC/1932, VF quality, rare! (Image)

18/FE/1933 VARIG special flight Porto Alegre - Caxias, commemorating the Grape Festival, VF quality! (Image)

MILITARY PLANE CRASH: Cover sent from Recife to Rio de Janeiro in JUL/1952 via "MILITARY AIRMAIL", with rectangular mark: "RETARDADA Virtude sinistro Aviao Transportador", not listed by Nienrick, very rare! (Image)