1663 - 275th Anniversary of the Academy of Sciences (DDR)

1663 - 275 Aniversario de la Academia de Ciencias (DDR)
OwnerManuel Briones
ObservationsElectron microscope and chemical industry, 1806.
CountryGermany
Face value25
Year1975
StateUsed
StatusInterchangeable
CategoryCommemorations
FormatLandscape
ColorVerde, Amarillo y Ne
Other informationPerforated stamp
visualizations78