USSR
Viser nå: USSR - Postfrimerker (1923 - 1991) - 1 frimerker.
1958
The 10th International Astronomical Union Congress
16. August VM: Ingen Arkstørrelse: 90 Design: I. Levin Perforering: 12¼ x 12
![[The 10th International Astronomical Union Congress, type BNY]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/BNY-s.jpg)
![[The 10th International Astronomical Union Congress, type BNZ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/BNZ-s.jpg)
![[The 10th International Astronomical Union Congress, type BOA]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/BOA-s.jpg)
