The 8th World Trade Union Congress, Varna, Bulgaria 1973
Tani duke shfaqur: Cekosllovakia - Pulla Poste - 1973 - The 8th World Trade Union Congress, Varna, Bulgaria - 1 pulla.
1973
The 8th World Trade Union Congress, Varna, Bulgaria
15. Tetor WM: Asnje Dizajni: I. Strnad Gravure : M. Ondráček Performanca: 11½ x 11¼
![[The 8th World Trade Union Congress, Varna, Bulgaria, Tipi BIZ]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/BIZ-s.jpg)
