Losnr. 1417 - 309.-320. Auktion
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Losnr. : 1417 Österreich
Schmiedl High-Altitude Balloon F.S. 1 'The World's First Stratosphere Mail Flight' 1928 (June 1): Flimsy envelope with 3 Gr. triangular gondola label, supplemented by 10gr. and 5gr franking, cancelled "Graz-Flugpost 10.VI.28-8", with two-line "Geflogen mit Höhenballon F.S.1" handstamp, numbered "157" (200 carried), fine Hopferwieser FS-01a = Euro 600.Ausruf : 200 CHFZuschlag : 550 CHF