Polonja
Muri Bhalissa: Polonja - Bolol tal-posta (1860 - 2024) - 1 bolol.
1967
The 150th Anniversary of the Ossolineum, the National Institute for Science and Culture by Józef Maksymilian Ossolinski
12. December WM: Xejn Qies ta'karta: 20 Disinn: R. Dudzicki Inċiżjoni: PWPW. Perforazzjoni: 11
![[The 150th Anniversary of the Ossolineum, the National Institute for Science and Culture by Józef Maksymilian Ossolinski, Tip BAE]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/BAE-s.jpg)