Polonia
Prezentat acum: Polonia - Timbre poştale (1860 - 2024) - 1 timbre.
1967
The 6th Trade Union Congress
2. Iunie WM: Niciunul Marimea foii: 20; 4 Design: A. Heidrich Gravură: PWPW. Perforare: 11¼
![[The 6th Trade Union Congress, Tip AYJ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/AYJ-s.jpg)
