The path to the Blackbird was anything but inevitable. After the hydrogen fueled Suntan project collapsed, Lockheed pushed ...
Summary and Key Points: Years before the famous SR-71 Blackbird, the CIA built the A-12 Oxcart — a top-secret Mach 3 spy ...
How the SR-71 Blackbird survived Mach 3 flight: 1,200°F skin temperatures, quartz windows, JP-7 cooling, and its titanium airframe.