Polonja
Muri Bhalissa: Polonja - Bolol tal-posta (1860 - 2024) - 1 bolol.
1961
The 1000th Anniversary of the Polish Mining Industry, Commemorating the Congress of Mining Engineers in Warsaw in 1958
4. December WM: Xejn Qies ta'karta: 80 Disinn: S. Miklaszewski Perforazzjoni: 11:11¼
![[The 1000th Anniversary of the Polish Mining Industry, Commemorating the Congress of Mining Engineers in Warsaw in 1958, Tip AHD]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/AHD-s.jpg)
![[The 1000th Anniversary of the Polish Mining Industry, Commemorating the Congress of Mining Engineers in Warsaw in 1958, Tip AHE]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/AHE-s.jpg)
![[The 1000th Anniversary of the Polish Mining Industry, Commemorating the Congress of Mining Engineers in Warsaw in 1958, Tip AHF]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/AHF-s.jpg)
