Bulgaria
Ora in esposizione: Bulgaria - Francobolli postali (1879 - 2024) - 1 francobolli.
1962
Airmail - International Astronautical Congress, Varna
24. Settembre WM: Nessuno Dentellatura: 11
![[Airmail - International Astronautical Congress, Varna, Scrivi AQV]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/AQV-s.jpg)
![[Airmail - International Astronautical Congress, Varna, Scrivi AQW]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/AQW-s.jpg)