Commemorative postal cover, 6 x 3.5, postmarked at Dayton, Ohio, on December 17, 1928, signed in the upper left in fountain pen, “Orville Wright.” A stamped cachet to the left side reads: “In commemoration of the 25th anniversary of the first aeroplane flight by Wilbur & Orville Wright. Compliments, Dayton Chamber Commerce.” In fine condition, with mild creases and soiling. Pre-certified PSA/DNA.
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