Polonja
Muri Bhalissa: Polonja - Bolol tal-posta (1860 - 2024) - 1 bolol.
1961
Technicians Congress
11. February WM: Xejn Qies ta'karta: 100 Disinn: S. Jasiński Perforazzjoni: 12½:12¾
![[Technicians Congress, Tip AFL]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/AFL-s.jpg)
