Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Germany - Zeppelin Flights - 1937 (September 14), cover prepared to be sent by LZ 127 SAF to Brazil, franked by three air post values and tied by Brackenheim ''14.9.37'' ds, bearing red Frankfurt Flight cachet, but this flight did not take place and the cover was delivered by regular Lufthansa Flight, Santa Cruz boxed ''21.SEPT.1937'' arrival marking, mostly VF, mounted on page from a Collection, Est. $200-$250, Scott #C50, C52, C54