Belgien
Visar nu: Belgien - Postfrimärken (1849 - 2024) - 1 frimärken.
1964
The 100th anniversary of the International Socialistic Union
18. juli WM: Inga storlek på arket: 30 Design: Luc Verstraete. Perforering: 11½
![[The 100th anniversary of the International Socialistic Union, Typ ADH]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Belgium/Postage-stamps/ADH-s.jpg)
![[The 100th anniversary of the International Socialistic Union, Typ ADI]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Belgium/Postage-stamps/ADI-s.jpg)
![[The 100th anniversary of the International Socialistic Union, Typ ADJ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Belgium/Postage-stamps/ADJ-s.jpg)
