Helderse Postzegelhandel : Stamps for sale - Czechoslovakia
Now showing: Czechoslovakia - Postage stamps (1918 - 1992) - 2 stamps.
4. October WM: None Design: K. Svolinský Perforation: 11¾ x 11¼
![[European Co-operation for Peace, type BSJ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/BSJ-s.jpg)
4. October WM: None Design: K. Svolinský Perforation: 11¾ x 11¼
![[European Co-operation for Peace, type BSJ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/BSJ-s.jpg)