Bulgarien
Viser nu Bulgarien - Post frimærker (1879 - 2024) - 1 frimærker.
1948
Stamp Day. The 6th Congress of the Bulgarian Philately Association
23. maj VM: Ingen Perforeringer: 11½
![[Stamp Day. The 6th Congress of the Bulgarian Philately Association, type QF]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/QF-s.jpg)
