Poland
Now showing: Poland - Postage stamps (1860 - 2024) - 1 stamps.
1984
Universal Postal Union Congress in Hamburg, Germany
15. June WM: None Sheetsize: 25 Design: Ryszard Dudzicki Engraving: PWPW. Perforation: 11½
![[Universal Postal Union Congress in Hamburg, Germany, type CQO]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/CQO-s.jpg)
