ET61-0145
NACA High-Speed Flight Research Station aircraft, left to right: D-558-II, D-558-I, X-5, X-1, XF-92A, and X-4.30 March 1952NACA Photo› 1950s Fleet Description
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ET61-0145
NACA High-Speed Flight Research Station aircraft, left to right: D-558-II, D-558-I, X-5, X-1, XF-92A, and X-4.30 March 1952NACA Photo› 1950s Fleet Description