Lot
526 
Germany, Airmail, 1931, 4m Polar Flight Zeppelin, single tied by "Friedrichshafen, 24.7.31" cds on fresh flight cover, red flight and icebreaker cachets, "First Intourist" handstamp on reverse. Michel No. 458. Scott No. C42 Estimate $200 - 300.
Realized: $140