Slovak Minerals 2018
Now showing: Slovakia - Postage stamps - 2018 - Slovak Minerals - 2 stamps.
2018
Slovak Minerals
12. October WM: None Sheetsize: 6 Design: Karol Felix Engraving: Rudolf Cigánik Perforation: 11½
![[Slovak Minerals, type ]](https://www.stampworld.com/media/catalogue/Slovakia/Postage-stamps/0838-b.jpg)