Bolgarija
Sedaj prikazano: Bolgarija - Poštne znamke (1879 - 2024) - 1 znamke.
1976
The 85th Anniversary of the First Congress of the Social Democratic Party in Buzludza
28. maj WM: Nič Perforacija: 13
![[The 85th Anniversary of the First Congress of the Social Democratic Party in Buzludza, tip 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, tip CIQ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/CIQ-s.jpg)
