Polen
Visar nu: Polen - Postfrimärken (1860 - 2024) - 1 frimärken.
1990
The Polish Hydrological and Meteorological Service
27. juli WM: Inga storlek på arket: 50 Design: J. Konarzewski Gravyr: PWPW. Perforering: 11:11½
![[The Polish Hydrological and Meteorological Service, Typ DDF]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/DDF-s.jpg)
![[The Polish Hydrological and Meteorological Service, Typ DDG]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/DDG-s.jpg)