Commemorative cover, 6.5 x 3.75, bearing a stamped cachet honoring the 25th anniversary of the flight of the Kitty Hawk, and bearing a December 17, 1928, Homestead, Pennsylvania, postmark, signed over the cachet in black ink by Wright. Some scattered light soiling, a bit of light contrast to portion of last name over cachet, and envelope addressed in another hand, otherwise fine condition. RRAuction COA.