Bidspirit auction | Worldwide Aerophilately - Germany

Worldwide Aerophilately - Germany - 1930, First Flight of Graf Zeppelin to South America, 2m ultra (horizontal watermark) and 4m black brown (vertical watermark), complete set in blocks of four, each one cancelled by Friedrichshafen ''2.5.32'' on a piece, fresh and VF, each one expertized by H. Grabowski, C.v. $2,400, Mi #438Y-39X, €3,200++, Sc. #C38-39