Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World, Part 1
Thursday, March 20, 2025 at 3:00 PM UTC
Lot 21:
1929 (April 23-25), Mediterranean Sea Flight two postcards to Sweden or Spain, first one is stationery card uprated by 3 values, the other one franked by 6 stamps, both tied by Vienna ”19.IV.29” ds, Friedrichshafen connection and red flight cachet, the last one dropped at Seville ”25.ABR.29”, Sieger #24 var, Seville drop is not listed, Frost #127-19, C.v. $1,200, in addition 3 newspaper clippings, Scott #C12/27
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