Poland
Now showing: Poland - Postage stamps (1860 - 2024) - 1 stamps.
1959
The International Esperanto Congress in Warsaw and the 100th Anniversary of the Birth of Ludwik Lazarus Zamenhof
24. July WM: None Sheetsize: 100 Design: B. Brandt, R. Dudzicki Perforation: 12½:12¾
![[The International Esperanto Congress in Warsaw and the 100th Anniversary of the Birth of Ludwik Lazarus Zamenhof, type ABB]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/ABB-s.jpg)
![[The International Esperanto Congress in Warsaw and the 100th Anniversary of the Birth of Ludwik Lazarus Zamenhof, type ABC]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/ABC-s.jpg)
