The 13th Congress of the Communistic Dimitrov-Youth-Association, Sofia 1977
Now showing: Bulgaria - Postage stamps - 1977 - The 13th Congress of the Communistic Dimitrov-Youth-Association, Sofia - 1 stamps.
1977
The 13th Congress of the Communistic Dimitrov-Youth-Association, Sofia
9. May WM: None Perforation: 13
![[The 13th Congress of the Communistic Dimitrov-Youth-Association, Sofia, type CNI]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/CNI-s.jpg)