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National Security Journal on MSN18h
The U.S. Air Force’s Mach 3 XB-70 Valkyrie Bomber Summed Up in 4 WordsThe North American XB-70 Valkyrie was a magnificent but doomed attempt to create a Mach 3 strategic bomber to replace the B-52. -This revolutionary aircraft, with its massive delta wing and six ...
Mustard on MSN7h
XB70 Valkyrie Americas Supersonic Bomber That Fell From SkyOnce hailed as the future of American air dominance, the XB-70 Valkyrie soared faster than Mach 3 and flew higher than any ...
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