Soviet Scientists 1966
Now showing: USSR - Postage stamps - 1966 - Soviet Scientists - 3 stamps.
1966
Soviet Scientists
30. March WM: None Sheetsize: 25 Design: S. Sokolov and B. Trifonov Perforation: 12ΒΌ x 12
![[Soviet Scientists, type DDX]](https://www.stampworld.com/media/catalogue/USSR/Postage-stamps/DDX-s.jpg)
![[Soviet Scientists, type DDY]](https://www.stampworld.com/media/catalogue/USSR/Postage-stamps/DDY-s.jpg)
![[Soviet Scientists, type DDZ]](https://www.stampworld.com/media/catalogue/USSR/Postage-stamps/DDZ-s.jpg)
