Polen
Viser nå: Polen - Postfrimerker (1860 - 2024) - 1 frimerker.
1961
Conference of the Ministries of Eastern European Postal Services
26. June VM: Ingen Arkstørrelse: 60 / 3x1 Design: St. Małecki Perforering: 11
![[Conference of the Ministries of Eastern European Postal Services, type ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/1231-b.jpg)
