Worldwide Pioneer Flights - Germany

Worldwide Pioneer Flights - Germany

REMAINDER OF A COLLECTION: 1912-36, 12 postal history items and two large pieces, including three of Margareten Festival, Mannheim-Heidelberg Flight postcard, two military postcards (one is a reprint), two Do-X flight(one is dubious, S.S. Bremen Catapult Flight cover of 1936 and etc., minor flaws mentioned, still F/VF, Est. $250- $300