USSR
Now showing: USSR - Postage stamps (1923 - 1991) - 1 stamps.
1990
International Philatelic Exhibition "Armenia-90"
24. November WM: None Sheetsize: 9 Perforation: 12
![[International Philatelic Exhibition "Armenia-90", type ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/5948-b.jpg)