Worldwide Air Post stamps and postal history, Zeppelin Flight items, philatelic rarities of the World. Part 1

Worldwide Zeppelin Flights - Danzig

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Start price: $75

Buyer's premium:

1932 (July 30 – August 1), Danzig (Luposta) Return Flight postcard to Switzerland, franked by complete surcharged air post set of five, green Flight marking, Friedrichshafen ”1.8.32” arrival on the back, VF, Sieger #170B, €160 without a premium for franking, Est. $100-$150, Sc. #C31-35