Erik Boeré Philatelie : Stamps for sale - Czechoslovakia
Now showing: Czechoslovakia - Postage stamps (1918 - 1992) - 2 stamps.
1957
The 250th Anniversary of Polytechnic Engineering Schools, Prague
25. May WM: None Perforation: 11½
![[The 250th Anniversary of Polytechnic Engineering Schools, Prague, type RC]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/RC-s.jpg)
1957
The 250th Anniversary of Polytechnic Engineering Schools, Prague
25. May WM: None Perforation: 11½
![[The 250th Anniversary of Polytechnic Engineering Schools, Prague, type RC]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/RC-s.jpg)