Sovjetunionen
Visar nu: Sovjetunionen - Postfrimärken (1923 - 1991) - 1 frimärken.
1966
Soviet Scientists
30. mars WM: Inga storlek på arket: 25 Design: S. Sokolov and B. Trifonov Perforering: 12¼ x 12
![[Soviet Scientists, Typ DDX]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/DDX-s.jpg)
![[Soviet Scientists, Typ DDY]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/DDY-s.jpg)
![[Soviet Scientists, Typ DDZ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/DDZ-s.jpg)
