How the SR-71 Blackbird flew so fast its windshield got hot enough to cook food

How the SR-71 Blackbird survived Mach 3 flight: 1,200°F skin temperatures, quartz windows, JP-7 cooling, and its titanium ...
The National Interest

Did the CIA Help Create the SR-71 Blackbird? It’s Complicated

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.

The SR-71 Blackbird's secret drone sibling flew 4 missions & failed every one

The D-21 drone was developed to be an early spy drone carried by an SR-71-related aircraft and then B-52, but failed on every ...
The Aviationist

New York to London in a Flash: A Look at an SR-71 Record Flight

Leaving the airspace above New York City at 2,455 miles per hour, SR-71 tail number 64-17972 would set a transatlantic speed record on Sept. 1, 1974. Stationed at Beale Air Force Base (AFB) California ...