Bulgarien
Visar nu: Bulgarien - Postfrimärken (1879 - 2024) - 2 frimärken.
1974
The 100th Anniversary of the Universal Postal Union (UPU)
5. augusti WM: Inga
![[The 100th Anniversary of the Universal Postal Union (UPU), Typ ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/2364-b.jpg)
1974
The 100th Anniversary of the Universal Postal Union (UPU)
5. augusti WM: Inga
![[The 100th Anniversary of the Universal Postal Union (UPU), Typ ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/2364A-b.jpg)
