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

United States - Air Post stamps and covers

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Start price: $75

Buyer's premium:

1933, A Century of Progress Zeppelin Flight, 50c green, top sheet margin plate No.21177 block of four, full original gum with minor usual waves, NH, VF, C.v. $300 as four singles, Est. $100-$150 , Sc. #C18