Cecoslovacchia
Ora in esposizione: Cecoslovacchia - Francobolli postali (1918 - 1992) - 1 francobolli.
1987
The 125th Anniversary of Union of Czech Mathematicians and Physicists
6. Luglio WM: Nessuno Disegno: J. Hamza Incisione: vedi francobollo Dentellatura: 11¼ x 12
![[The 125th Anniversary of Union of Czech Mathematicians and Physicists, Scrivi CLX]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/CLX-s.jpg)
![[The 125th Anniversary of Union of Czech Mathematicians and Physicists, Scrivi CLY]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/CLY-s.jpg)
![[The 125th Anniversary of Union of Czech Mathematicians and Physicists, Scrivi CLZ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/CLZ-s.jpg)
