Polen
Viser nå: Polen - Postfrimerker (1860 - 2024) - 1 frimerker.
1945
The First Post Office Employees Congress, Poznan 1945
16. June VM: Ingen Arkstørrelse: 50 Design: J.Wilczyk Perforering: 10¾
![[The First Post Office Employees Congress, Poznan 1945, type GO]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/GO-s.jpg)
