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NACA flight 5. Pilot familiarization.
NACA flight 6. Turns and pull-ups to buffet. Sideslips. Mach 0.76.
NACA flight 14. Stability and loads investigation. Plane attained mach 1.1.
NACA flight 15. Engine failed to ignite. Propellants jettisoned, completed as glide flight.
NACA flight 16. Stability and loads investigation. Mach 0.89.
NACA flight 17. Stability and loads investigation. Plane's nosewheel collapsed on landing. Moderate damage.