Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Liechtenstein - Zeppelin Flights - 1931 (June 10), Vaduz-Lausanne Flight, Zeppelin stamp of 1fr olive black on Swiss stationery postcard 10c dark green, Lausanne ''10.VI.31'' cancellation, Vaduz red Flight marking and same day arrival ds, VF, Sieger #110 var, Est. $150-$200, Scott #C7