USSR
Now showing: USSR - Postage stamps (1923 - 1991) - 1 stamps.
1974
The 12th International Congress on Meadow Cultivation
7. May WM: None Sheetsize: 50 Design: A. Adashev Perforation: 11½
![[The 12th International Congress on Meadow Cultivation, type ERS]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/ERS-s.jpg)