The 25th Anniversary of the Hungarian - Soviet Scientific Cooperation 1974
Now showing: Hungary - Postage stamps - 1974 - The 25th Anniversary of the Hungarian - Soviet Scientific Cooperation - 2 stamps.
1974
The 25th Anniversary of the Hungarian - Soviet Scientific Cooperation
5. September WM: None Design: Varga P. Perforation: 11½ x 12
![[The 25th Anniversary of the Hungarian - Soviet Scientific Cooperation, type DDR]](https://www.stampworld.com/media/catalogue/Hungary/Postage-stamps/DDR-s.jpg)
![[The 25th Anniversary of the Hungarian - Soviet Scientific Cooperation, type DDS]](https://www.stampworld.com/media/catalogue/Hungary/Postage-stamps/DDS-s.jpg)
