DDR
Now showing: DDR - Postage stamps (1949 - 1990) - 1 stamps.
1981
The 150th Anniversary of the Birth of Heinrich von Stephan
20. January WM: None Perforation: 13 x 13½
![[The 150th Anniversary of the Birth of Heinrich von Stephan, type CEX]](https://swmedia-4cd6.kxcdn.com/media/catalogue/DDR/Postage-stamps/CEX-s.jpg)
