Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World, Part 1

Worldwide Air Post Stamps and Postal History - United States

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Start price: $400

Buyer's premium:

1991, Harriet Quimby, 50c multicolored, left sheet margin block of four imperforate horizontally, USPS imprint on selvage, tiny wrinkle at the bottom of lower left stamp, full OG, NH, VF, C.v. $1,600 as two pairs,Scott #C128a