Lot 10966 – 1931 (July) Zeppelin Polar Flight, two diff. reg’d

1931 (July) Zeppelin Polar Flight, two diff. reg’d covers franked by imperf 35k & 2R values, one from the icebreaker flown Archangel – North Pole – F’hafen with pictorial Malygiun ds and 31.7.31 F’hafen receiver, other with stamps tied at Leningrad with Malyguin pictorial transit and Berlin receiver, sent on to Rotterdam, very fine (Sieger 120 Ab & Bb)