History of Aviation, Rare Stamps and Postal History of the World, Part 2

Austria

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Start price: $150

Buyer's premium:

1964, Europa issue, 3s dark blue, imperforated single with enlarged margins on the right and at bottom, full OG, NH, VF, F. Sturzeis certificate, ANK #1203U, €900, Est. $200- $300 , Sc. #738 imp