Polonja
Muri Bhalissa: Polonja - Bolol tal-posta (1860 - 2024) - 1 bolol.
1961
Fifth Trade Union Congress
20. November WM: Xejn Qies ta'karta: 70 Disinn: S. Jasiński Inċiżjoni: B. Kowalska Perforazzjoni: 12:12½
![[Fifth Trade Union Congress, Tip AHC]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/AHC-s.jpg)
