Stamp of the USSRː Aviators Gromov, Danilin, Yumashev and Flight Route. Issueː First Trans-Polar Flight from Moscow, the USSR, to Vancouver, Washington, the USA (Greater Portland, Oregon, the USA) over the North Pole by ANT-25 Plane (June 18-20, 1937)
USSR Post
2014-10-17 02:56:00
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