16 February 2009

chuck yeager

howard hughes, Feb 7, 2008, chuck yeager, gus grissom, Dec 4, wikipedia, who broke the sound barrier, Feb 8,

howard hughes, howard hughs, first american pilot to break sound barrier, first pilot to break sound barrier, first american pilot to break the sound barrier, Feb 7, 2008,
john glenn, chuck yeager wikipedia, gordon cooper, gus grissom, alan shepard, Dec 4, 2008,
howard hughes, who broke the speed of sound, who broke the sound barrier, sound barrier, charles yeager, Feb 8, 2008,

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