Poland
Now showing: Poland - Postage stamps (1860 - 2024) - 1 stamps.
1998
The 100th Anniversary of the Discovery of Polonium and Radium
18. September WM: None Sheetsize: 20 Design: Tomasz Bogusławski Engraving: PWPW. Perforation: 11:11½
![[The 100th Anniversary of the Discovery of Polonium and Radium, type DUO]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/DUO-s.jpg)
