USSR
Viser nu USSR - Post frimærker (1923 - 1991) - 1 frimærker.
1970
All-Union Philatelic Exhibition
14. marts VM: Ingen Arkstørrelse: 50 Design: I. Martynov and N. Cherkasov Perforeringer: 11½
![[All-Union Philatelic Exhibition, type DYO]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/DYO-s.jpg)
