Bulgaria
Viser nå: Bulgaria - Postfrimerker (1879 - 2024) - 1 frimerker.
1981
The 13th Congress of the Bulgarian Philatelist Association - Sofia
11. December VM: Ingen Perforering: 13
![[The 13th Congress of the Bulgarian Philatelist Association - Sofia, type ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/3068-b.jpg)
