Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Germany - Zeppelin Flights - 1930 (May 18-19), South America Flight cover and private postcard, franked by ''1.Sudamerika Fahrt'' 2m ultra or German Eagle 1m black and salmon, both tied by Friedrichshafen ''18.5.30'' ds, red confirmation cachet and each one with Seville ''19.MAY.30'' machine arrival marking, VF, Sieger #57A, C.v. €655, Scott #C38