Czechoslovakia
Now showing: Czechoslovakia - Postage stamps (1918 - 1992) - 1 stamps.
1978
The 9th World Federation of Trade Unions Congress, Prague
16. April WM: None Design: M. Hegar Engraving: J. Herčík Perforation: 11¼ x 11½
![[The 9th World Federation of Trade Unions Congress, Prague, type BTH]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/BTH-s.jpg)