XB70 Valkyrie The Mach 3 bomber

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=_wsPLthWrr8

The North American Aviation XB-70 Valkyrie was the prototype version of the proposed B-70 nuclear-armed deep penetration bomber for the United States Air For...

USA, USAF, US, Air, Force, NASA, Cold, war
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