Convair's CIA's Mach 3 Spy Plane CIA's Lockheed's SR-71 Won
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Thus was a little known super secret late 1950s aircraft design for A 3.5 Mach (2,685 mph) speed photo reconnaissance flying machine capable of crusing 85,000 feett over the USSR during the Cold War. It was to replace the U-2 . Superior in several ways, it lost out to the Lockheed SR-71 "Blackbird".