Douglas F4D-1 (Bu. No. 134759) Skyray Plan view of airplane with Ames Pilot Don R. Heinle, Engineer L. Stewart Rolls and Crew Chief Walter Liewar. Note: Used in Flight Research at Ames; 57 Years of Development and Validation of Aeronautical Technology NASA SP-1998-3300 fig.28

A group picture of Douglas Airplanes, taken for a photographic promotion in 1954, at what is now known as the Dryden Flight Research Center at Edwards Air Force Base, California. The photo includes the X-3 (in front--Air Force serial number 49-2892) then clockwise D-558-I, XF4D-1 (a Navy jet fighter prototype not flown by the NACA), and the first D-558-II (NACA tail number 143, Navy serial number 37973), which was flown only once by the NACA.