Bulgarien
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1984
The 60th Anniversary of the Illegal Conference of the Bulgarian Communist Party on Vitosha
18. Mai Wz: Keine Zähnung: 13
![[The 60th Anniversary of the Illegal Conference of the Bulgarian Communist Party on Vitosha, Typ DMP]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Bulgaria/Postage-stamps/DMP-s.jpg)
