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

Worldwide Zeppelin Flights - Germany

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Start price: $60

Buyer's premium:

1930 (April 12), Switzerland Flight postcard (Graf von Zeppelin) to Zurich, franked by Eagle stamp of 1m black and salmon, cancelled on board ”12.4.1930” ds, the same day Basel arrival marking, mostly VF, Sieger #51C, Est. $100-$120 , Sc. #C32