History of Aviation, Rare Stamps and Postal History of the World, Part 1

Worldwide Pioneer Flights - Bulgaria

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Start price: $75

Buyer's premium:

1932 (May 17), Pioneer Flight registered cover Sofia – Paris, franked by air post complete set of three, tied by Sofia ”17.V.32” special ds, postmarked on arrival, mostly VF, Est. $100-$150 , Sc. #C12-14