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[People attaching aft and forward fuselage sections of Learjet 23 prototype
Photograph of people attaching the aft and forward fuselage sections of the Learjet 23 prototype, July 31, 1963. Inscription on verso: "P5-H / July 31, 1963 / Attaching aft fuselage section to forward fuselage section."
[Learjet 23 aircraft under construction at Lear facility]
Photograph of Learjet 23 aircraft under construction at a Lear facility, circa 1960s. Stamped on verso: "Lear Jet Corporation / Photograph / No. P 97J / P.O. Box 1260 / Wichita, Kansas 67201."
[Learjet 23 prototype at Lear facility]
Photograph of the Learjet 23 prototype at a Lear facility, September 10, 1963. Other aircraft undergoing construction and testing are visible in the background.Inscription on verso: "P 15-D / Sept. 10, 1963."
[Man working on wing section of Learjet 23 prototype]
Photograph of a man working on the wing section of the Learjet 23 prototype, July 25, 1963. The forward fuselage section is visible in the background.Inscription on verso: "P3-E / July 25, 1963."
[People attaching tail section to Learjet 23 prototype]
Photograph of people attaching the tail section to the Learjet 23 prototype, September 9, 1963. Inscription on verso: "P 14-J / Sept. 9, 1963."
[People attaching tail section to Learjet 23 prototype]
Photograph of people attaching the tail section to the Learjet 23 prototype, September 9, 1963.Inscription on verso: "P 14-G / Sept. 9, 1963."
[People attaching wing to Learjet 23 prototype]
Photograph of people attaching the wing to the Learjet 23 prototype, August 8, 1963.Inscription on verso: "P6-B / Aug. 8, 1963 / Mating and attaching wing to fuselage."
[Fuselage of Learjet 23 prototype]
Photograph of the fuselage of the Learjet 23 prototype, July 31, 1963. Inscription on verso: "P5-E / July 31, 1963 / Showing aft section joined onto forward fuselage."
[Learjet 23 fuselage undergoing testing in hydrostatic tank]
Photograph of people observing a Learjet 23 fuselage undergoing testing in a hydrostatic tank, January 15, 1964. William P. Lear (in vest) is on the left.Typed caption on verso: "Meets FAA requirements: / Both fail-safe and ultimate fatigue tests were witnessed last week by President Bill Lear (left foreground in vest), test engineers and FAA personnel. / Number Two airframe successfully withstood…
[Learjet 23 aircraft under construction in Lear's Wichita facility]
Photograph of three Learjet 23 aircraft (visible tail number N801L) under construction in Lear's Wichita facility, Kansas, February 24 1964.Typed caption on verso: "[letterhead: 'Lear Jet Corporation / Photo Release'] / 24 February 1964 / For immediate release / Progress at Lear Jet's Wichita Plant: / Number Three airframe (center foreground) is having engines and instrumentation installed prior…