At the height of the Cold War, the United States came up with the ultimate strategic bomber. This was the North American XB-70 Valkyrie. The XB-70 was a Mach 3 prototype that would have led to the ...
Key Points and Summary on the XB-70 - The 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 ...
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