USSR
Now showing: USSR - Postage stamps (1923 - 1991) - 1 stamps.
1983
The 50th Anniversary of the Stratosphere Balloon "CCCP 1" First Flight
25. July WM: None Sheetsize: 30 Design: I. Bogachev Perforation: 11½ x 12
![[The 50th Anniversary of the Stratosphere Balloon "CCCP 1" First Flight, type GGK]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/GGK-s.jpg)
