Cehoslovacia
Prezentat acum: Cehoslovacia - Timbre poştale (1918 - 1992) - 1 timbre.
1982
The 30th Anniversary of Academy of Sciences
29. Octombrie WM: Niciunul Design: D. Kállay Gravură: J. Mráček Perforare: 11¼ x 11½
![[The 30th Anniversary of Academy of Sciences, Tip CCX]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/CCX-s.jpg)
