URSS
Prezentat acum: URSS - Timbre poştale (1923 - 1991) - 1 timbre.
1938
First Flight Moscow-Portland over North Pole
10. Aprilie WM: Niciunul Marimea foii: 72 Design: V. Zavjalov Gravură: photo Perforare: 12¼
![[First Flight Moscow-Portland over North Pole, Tip HU]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/HU-s.jpg)
![[First Flight Moscow-Portland over North Pole, Tip HU1]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/HU1-s.jpg)
![[First Flight Moscow-Portland over North Pole, Tip HU2]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/HU2-s.jpg)
![[First Flight Moscow-Portland over North Pole, Tip HU3]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/HU3-s.jpg)