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

Worldwide Zeppelin Flights - Bolivia

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Start price: $100

Buyer's premium:

1932 (April 23-27), 3rd Return SAF card and cover from Cochabamba to Germany, franked by 5 or 4 stamps respectively, German oval confirmation marking in red (not mentioned in Sieger for that flight), Friedrichshafen ”27.4.32” arrival marking, VF, each one with B. Moorhouse certificate, Sieger #151 var, Est. $150-$200, Sc. #198/204