USSR
Viser nu USSR - Post frimærker (1923 - 1991) - 1 frimærker.
1963
Academy of Sciences Members
19. marts VM: Ingen Arkstørrelse: 25 Design: S. Sokolov Perforeringer: 12¼ x 12
![[Academy of Sciences Members, type CLV]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/CLV-s.jpg)
