Cehoslovacia
Prezentat acum: Cehoslovacia - Timbre poştale (1918 - 1992) - 1 timbre.
1987
Nuclear Power Industry
6. Aprilie WM: Niciunul Design: V. Hájek Gravură: M. Ondráček Perforare: 11¾ x 11¼
![[Nuclear Power Industry, Tip CLL]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/CLL-s.jpg)
