Bidspirit auction | Liechtenstein - Zeppelin Flights

Liechtenstein - Zeppelin Flights - 1930 (September 23-25), Baltic Sea Flight pre-printed postcard, franked by three stamps, addressed to Tallinn, green confirmation cachet and Tallinn ''24.IX30'' drop ds, VF, Sieger #88, Est. $120-$150 , Sc. #67-68