Czechoslovakia
Now showing: Czechoslovakia - Postage stamps (1918 - 1992) - 1 stamps.
1966
The 100th Anniversary of Czech Chemical Society
4. červenec WM: Žádný Design: F. Gross Engraving: J. Goldschmied Perforation: 11¼ x 11½
![[The 100th Anniversary of Czech Chemical Society, type AOQ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/AOQ-s.jpg)
