USSR
Viser nu USSR - Post frimærker (1923 - 1991) - 1 frimærker.
1966
The 20th Anniversary of Soviet-Mongolian Treaty
31. januar VM: Ingen Arkstørrelse: 25 Design: A. Shmidshtein Perforeringer: 12¼
![[The 20th Anniversary of Soviet-Mongolian Treaty, type DDB]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/DDB-s.jpg)
