Bulgarien
Visar nu: Bulgarien - Postfrimärken (1879 - 2024) - 1 frimärken.
1966
The Official Opening of the New Residence of the World Health Organization(WHO)
3. maj WM: Inga Perforering: 10½
![[The Official Opening of the New Residence of the World Health Organization(WHO), Typ BBO]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/BBO-s.jpg)
