Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Germany - Zeppelin Flights - 1930 (June 21-22), ''1.Sudamerika Fahrt'' 2m ultra on Germany Flight cover to Berlin, cancelled on-board, Berlin ''22.6.30'' arrival ds on reverse, VF, Sieger #68, C.v. €500 for this stamp on cover only, Scott #C38