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Keywords from Image Description:
aviation aviator aircraft airplane biplane question mark questionmark homer w. kiefer homerwkiefer homer kiefer homerkiefer h.w. kiefer hwkiefer kiefer boeing pw boeingpw boeing pwd boeingpwd pw pw pwd pwd boeing outdoor From the Frank S. ampquotLukeampquot Luqueer Photo Collection Repository San Diego Air and Space Museum Archive