Mario Argenta

75th anniversary of the UPU, president Gregorio Pacheco.

75 aniversario de la UPU, presidente Gregorio Pacheco.
OwnerMario Argenta
CountryBolivia
Face value2,50 boliv
Year1950
StateUsed
StatusExhibition - Non-transferable
CategoryCommemorations
FormatVertical
Other informationPerforated stamp
visualizations796