
The General Dynamics Transonic Aircraft Technology (TACT)/F-111A Aardvark is seen In a banking turn over the California Mojave desert.

The General Dynamics Transonic Aircraft Technology (TACT)/F-111A (Serial #63-9778) banks over the Mojave Desert.

A modified General Dynamics Transonic Aircraft Technology (TACT)/F-111A Aardvaark with supercritical wings installed.

The wingless, lifting body aircraft sitting on Rogers Dry Lake at what is now NASA’s Dryden Flight Research Center, Edwards,…

In August 1947, Howard Clifton Lilly became the first permanently assigned NACA engineering test pilot at the National Advisory Committee…

NASA’s highly modified F-15A (Serial #71-0287) used for digital electronic flight and engine control systems research, at sunrise on the…

An F-15A used by NASA’s Dryden Flight Research Facility (now Center), Edwards, Calif., for digital electronic flight and engine control…

NASA’s F-15A Highly Integrated Digital Electronic Control (HIDEC) aircraft nears the runway after a flight out of NASA’s Dryden Flight…

NASA’s highly modified F-15 (left), used for digital electronic flight and engine control systems research, was accompanied by an F-18…

NASA’s F-15A Highly Integrated Digital Electronic Control (HIDEC) research aircraft cruised over California’s Mojave Desert at sunset on a flight…