Polen
Viser nu Polen - Post frimærker (1860 - 2024) - 1 frimærker.
1967
The 150th Anniversary of the Ossolineum, the National Institute for Science and Culture by Józef Maksymilian Ossolinski
12. december VM: Ingen Arkstørrelse: 20 Design: R. Dudzicki Gravering: PWPW. Perforeringer: 11