Slovakien
Visar nu: Slovakien - Postfrimärken (1939 - 2024) - 1 frimärken.
2018
The 50th Anniversary of the International Chemistry Olympiad
15. juni WM: Inga storlek på arket: 50 Design: Robert Jančovič Perforering: 11½
![[The 50th Anniversary of the International Chemistry Olympiad, Typ ABN]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Slovakia/Postage-stamps/ABN-s.jpg)
