USSR
Muri Bhalissa: USSR - Bolol tal-posta (1923 - 1991) - 1 bolol.
1940
Polar Driftage of Soviet Icebreaker, Sedov
1. April WM: Xejn Qies ta'karta: 100 Disinn: I. Dubasov and S. Pomansky Inċiżjoni: photo Perforazzjoni: 11¾ x 12¼
![[Polar Driftage of Soviet Icebreaker, Sedov, Tip MO]](https://www.stampworld.com/media/catalogue/USSR/Postage-stamps/MO-s.jpg)
![[Polar Driftage of Soviet Icebreaker, Sedov, Tip MP]](https://www.stampworld.com/media/catalogue/USSR/Postage-stamps/MP-s.jpg)
![[Polar Driftage of Soviet Icebreaker, Sedov, Tip MQ]](https://www.stampworld.com/media/catalogue/USSR/Postage-stamps/MQ-s.jpg)
![[Polar Driftage of Soviet Icebreaker, Sedov, Tip MR]](https://www.stampworld.com/media/catalogue/USSR/Postage-stamps/MR-s.jpg)
