NACA Aircraft in hangar clockwise from front center: YF-84A, D-558-1, D-558-2, XB-47, X-1 ship 2, …

Boeing's swept-wing XB-47 won the Air Force's postwar bomber competition and swiftly transformed the…

 Boeing's swept-wing XB-47 won the Air Force's postwar bomber competition and swiftly transformed t…

Side view of Boeing XB-47 at Wichita, Kansas.

Boeing B-47a (NACA 150) shown on the ramp near NACA High-Speed Flight Research Station at South Base…

 Boeing Airplane Company today released for the first time flight photographs of its newest model A…

NACA Boeing XB-47 Stratojet on ramp during pre-flight at Wichita, Kansas. This XB-47 will fly to Edw…

Aft view of Boeing XB-47 just before take off to Edwards Air Force Base, California. Note the "RATO"…

Test pilot Stan Butchart climbing into NACA Boeing  XB-47 for test flight at  Dryden Flight Resear…

In 1954 after a research flight in the Boeing XB-47A Stratojet crew chief Wilbur McClenaghan (center…

Boeing B-47E-65-BW (S/N 51-5257, the last Boeing-built block 65 -E model) during rocket-assisted tak…

Boeing B-47B rocket-assisted take off at Edwards Air Force Base, California. April 15, 1954. The…

Boeing B-47 rocket-assisted take off at Edwards Air Force Base, California.

First Boeing XB-47 rocket-assisted take off at Edwards Air Force Base, December 31, 1948.

Boeing B-47A Stratojet landing at Edwards Air Force Base, California. The drag chute was used on lan…

S.A.C. Boeing B-47 Stratojet aircraft in flight.

Boeing B-47 Stratojet in flight.

S.A.C. "Strategic Air Command" Boeing B-47 Stratojet bomber in flight.

S.A.C. B-47 bombers on tarmac ready for takeoff during the "Cold War" years.