Lot 70220 – 1931 (July 24-31) Zeppelin Polar Flight cover flow

1931 (July 24-31) Zeppelin Polar Flight cover flown from F’hafen (24.7.31 cds) to Leningrad (25.VII.31 pictorial arrival) franked by special ovpt. 2RM & 4RM values, also card flown on same leg with 1RM tied by 25.7.1931 « on board » cds, the cover sent on to Coburg (Bavaria) and signed Roumet, tiny envelope faults else very fine (Sieger 119 B, Mi. € 1’360+) (2)