A simple sketch on a TWA napkin by NASA Dryden engineer Frank W. "Bill" Burcham led to development and validation of the Propulsion-Controlled Aircraft concept.
Information
Taken in
Edwards Air Force Base
Author
NASA
Description
A simple sketch on a TWA napkin by NASA Dryden engineer Frank W. "Bill" Burcham led to development and validation of the Propulsion-Controlled Aircraft concept.