Bulgaria
Ora in esposizione: Bulgaria - Francobolli postali (1879 - 2024) - 1 francobolli.
1966
The Official Opening of the New Residence of the World Health Organization(WHO)
3. Maggio WM: Nessuno Dentellatura: 10½
![[The Official Opening of the New Residence of the World Health Organization(WHO), Scrivi BBO]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/BBO-s.jpg)
