USSR
Now showing: USSR - Postage stamps (1923 - 1991) - 1 stamps.
1959
Definitive Issue
29. květen WM: Žádný Sheetsize: 100 Design: E. Gundobin Engraving: I. Mokorova Perforation: 12¼
![[Definitive Issue, type BSO]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/BSO-s.jpg)