Amelia Earhart. Pilot signature on airmail cover with Port Columbus Dedication cachet and 4-line inaugural flight cachet, franked with 5¢ Ericsson tied by "Columbus, Ohio, Jul 8, 1929" machine postmark, accompanied by second "Amelia Earhart Embarks on First Official T.A.T. Flight" cacheted unsigned cover, Very Fine. Estimate  $750 - 1,000. $0 (Image)