Helderse Postzegelhandel : Stamps for sale - Czechoslovakia
Now showing: Czechoslovakia - Postage stamps (1918 - 1992) - 1 stamps.
1950
Philatelic Exhibition, Prague
28. October WM: None Design: J. Švengsbír Engraving: J. Švengsbír Perforation: Imperforated
![[Philatelic Exhibition, Prague, type ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/0637-b.jpg)