nasa aeronautics book series Elegance in flight : a comprehensive history of the F-16XL experimental prototype and its role in NASA flight research / Albert C. Piccirillo Cave of the Winds : the remarkable history of the Langley Full-Scale Wind Tunnel Energy-Maneuverability (U) / [voorw. Walter P. Glover, Colonel USAF Director, Air Force Armament Laboratory ; J.E. Roberts, Major General, USAF Commander, Air Proving Ground Center]