At this point in the Blackbird program, all the specialized tooling that Lockheed Martin had invented to work with these ...
Back in 1976, at the height of the Cold War, one of America's most secretive planes, the SR-71 Blackbird, managed to achieve a tremendous feat: it traveled at a speed of Mach 3, which is 2,193.2 mph ...
The SR-71 was derived from the A-12 Oxcart, a black project also built by Lockheed’s famed “Skunk Works” division for the CIA.
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