Polonja
Muri Bhalissa: Polonja - Bolol tal-posta (1860 - 2024) - 1 bolol.
1951
The 25th Anniversary of the Death of Feliks Dzierzynski
5. July WM: Xejn Qies ta'karta: 140 Disinn: B. Brandt Inċiżjoni: St. Łukaszewski Perforazzjoni: 12:12½