The 6th Trade Union Congress 1967
Montre maintenant: Pologne - Timbres-Poste - 1967 - The 6th Trade Union Congress - 1 Timbres-poste.
1967
The 6th Trade Union Congress
2. juin WM: Aucun Taille de la feuille: 20; 4 Modèle: A. Heidrich Gravure: PWPW. Perforation: 11¼
![[The 6th Trade Union Congress, type AYJ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/AYJ-s.jpg)
