DDR
Now showing: DDR - Postage stamps (1949 - 1990) - 1 stamps.
1960
Rostock Harbour Overprinted "Intriebnahme des Seehafrns Rostock"
28. April WM: 3 Perforation: 13½ x 13
![[Rostock Harbour Overprinted "Intriebnahme des Seehafrns Rostock", type OQ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/DDR/Postage-stamps/OQ-s.jpg)