Bulgarien
Viser nu Bulgarien - Post frimærker (1879 - 2024) - 1 frimærker.
1976
The 85th Anniversary of the First Congress of the Social Democratic Party in Buzludza
28. maj VM: Ingen Perforeringer: 13
![[The 85th Anniversary of the First Congress of the Social Democratic Party in Buzludza, type CIP]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/CIP-s.jpg)
![[The 85th Anniversary of the First Congress of the Social Democratic Party in Buzludza, type CIQ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/CIQ-s.jpg)
