The 125th Anniversary of Union of Czech Mathematicians and Physicists 1987
Now showing: Czechoslovakia - Postage stamps - 1987 - The 125th Anniversary of Union of Czech Mathematicians and Physicists - 3 stamps.
1987
The 125th Anniversary of Union of Czech Mathematicians and Physicists
6. July WM: None Design: J. Hamza Engraving: vedi francobollo Perforation: 11ΒΌ x 12
![[The 125th Anniversary of Union of Czech Mathematicians and Physicists, type CLX]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/CLX-s.jpg)
![[The 125th Anniversary of Union of Czech Mathematicians and Physicists, type CLY]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/CLY-s.jpg)
![[The 125th Anniversary of Union of Czech Mathematicians and Physicists, type CLZ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/CLZ-s.jpg)
