Polen
Viser nu Polen - Post frimærker (1860 - 2024) - 1 frimærker.
1970
The Opening of the New Building for the Universal Postal Union in Bern, Switzerland
20. maj VM: Ingen Arkstørrelse: 30 Design: Henryk Chyliński Gravering: PWPW. Perforeringer: 11¾:11½
![[The Opening of the New Building for the Universal Postal Union in Bern, Switzerland, type BHN]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/BHN-s.jpg)
