The 1st Congress of Czechoslovak Socialist Youth Federation 1970
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1970
The 1st Congress of Czechoslovak Socialist Youth Federation
9. November WM: None Design: I. Strnad Engraving: J. Herčík Perforation: 11¼ x 11½
![[The 1st Congress of Czechoslovak Socialist Youth Federation, type BBG]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/BBG-s.jpg)
