To grasp in full the marvel that was the SST, let’s start with Ernst Mach, whose eponymous name plus associated integer number comprise a measure of speed versus the velocity of sound — more precisely ...
It takes a village to reach Mach 1.01. The flight and ground crews for the DC-8 supersonic run included flight test engineer Richard H. Edwards, third from left, and pilot Bill Magruder, in white ...
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