Polonia
Ora in esposizione: Polonia - Francobolli postali (1860 - 2024) - 1 francobolli.
1977
The 30th Anniversary of the Scientific and Technical Co-operation between Poland and the Soviet Union
4. Aprile WM: Nessuno Dimensioni del foglio: 30 Disegno: W. Surowiecki Dentellatura: 11½:11
![[The 30th Anniversary of the Scientific and Technical Co-operation between Poland and the Soviet Union, Scrivi CAH]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/CAH-s.jpg)
