840 - IV Congress of the National Workers' Party of Vietnam

840 - IV Congreso del Partido Nacional de los Trabajadores de Vietnam
OwnerManuel Briones
ObservationsMap and Flag.
CountryVietnam
Face value3
Year1976
StateUsed
StatusInterchangeable
CategoryCommemorations
FormatLandscape
ColorMulticolor
Other informationPerforated stamp
visualizations51