Polonja
Muri Bhalissa: Polonja - Bolol tal-posta (1860 - 2024) - 1 bolol.
1961
Conference of the Ministries of Eastern European Postal Services
26. June WM: Xejn Qies ta'karta: 60 / 3x1 Disinn: St. Małecki Perforazzjoni: 11
![[Conference of the Ministries of Eastern European Postal Services, Tip ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/1231-b.jpg)
