Sovjetunionen
Visar nu: Sovjetunionen - Postfrimärken (1923 - 1991) - 2 frimärken.
29. november WM: Inga storlek på arket: 72 Design: I. Ruban Perforering: 12¼ x 12
![[North Pole Scientific Station, Typ BBR]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/BBR-s.jpg)
![[North Pole Scientific Station, Typ BBS]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/BBS-s.jpg)
![[North Pole Scientific Station, Typ BBT]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/BBT-s.jpg)
26. september WM: Inga Perforering: 12½ x 12
![[North Pole Scientific Station, Typ BBT1]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/BBT1-s.jpg)
