Bulgaria
Now showing: Bulgaria - Postage stamps (1879 - 2024) - 1 stamps.
2000
The 25th Anniversary of the European Security and Cooperation Conference, Helsinki
19. July WM: None Perforation: 13
![[The 25th Anniversary of the European Security and Cooperation Conference, Helsinki, type ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/4490-b.jpg)
