Polen
Visar nu: Polen - Postfrimärken (1860 - 2024) - 1 frimärken.
1991
The 30th Anniversary of the Antarctic Treaty (a Treaty concerning Antarctica)
21. juni WM: Inga storlek på arket: 30 Design: S. Małecki Gravyr: PWPW. Perforering: 11¾:11½
![[The 30th Anniversary of the Antarctic Treaty (a Treaty concerning Antarctica), Typ DFO]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/DFO-s.jpg)
