Bidspirit auction | Liechtenstein - Zeppelin Flights

Liechtenstein - Zeppelin Flights - 1932 (June 28), Switzerland Flight (250th Zeppelin Flight) cover to Germany, franked by five stamps, cancelled by special Zeppelin marking in blue, Vaduz ''28.VI.32'' ds is alongside, same day Friedrichshafen arrival is on reverse, VF, Sieger #167, Est. $100-$150, Sc. #102 x2, 103a, C1, C3