The 10th anniversary of the signing of the Helsinki treaties on European security and co-operation 1985
Now showing: Finland - Postage stamps - 1985 - The 10th anniversary of the signing of the Helsinki treaties on European security and co-operation - 1 stamps.
1985
The 10th anniversary of the signing of the Helsinki treaties on European security and co-operation
19. June WM: None Design: Pentti Rahikainen Perforation: 13 x 12¾
![[The 10th anniversary of the signing of the Helsinki treaties on European security and co-operation, type ZW]](https://www.stampworld.com/media/catalogue/Finland/Postage-stamps/ZW-s.jpg)
