Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Vatican City - Zeppelin Flights - 1932 ( May 2-6), 4th SAF cover to Brazil, franked by ten stamps, including two blocks of four, tied by Vatican City ''29.4.32'' ds, Munich transit (30.4. - on reverse), Berlin-Friedrichshafen connection and Flight cachet are on front, Santos ''6.Mai.32'' arrival marking, mostly VF and very scarce, Sieger #157, €950, Est. $700-$800, Scott #2, 7-8, 14