USSR
Now showing: USSR - Postage stamps (1923 - 1991) - 1 stamps.
1971
The 10th Anniversary of Antarctic Treaty
21. červen WM: Žádný Sheetsize: 50 Design: A. Kalashnikov Perforation: 11½
![[The 10th Anniversary of Antarctic Treaty, type EEK]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/EEK-s.jpg)