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[Learjet 23 aircraft]
Photograph of seven Learjet 23 aircraft (tail numbers N804LJ, N814LJ, N20S, N613W, N826LJ, N1965L, and N802L) lined up near a hangar, circa 1960s.Inscription on verso: "N804LJ - Robt. Grof Inc., FL Bob [Grof?] / N814LJ / N20S - Storer Ranch, FL. Geo Storer / N613W - America Lear Jet Inc., NB. Don Duncan / N826LJ Milton Berle / N1965L Calif Airmotive, CA. Allen Paulson, Clay Lacy / N802L 2nd…
[Learjet 23 aircraft in flight]
Photograph of a Learjet 23 aircraft (tail number N801L) in flight, circa 1963. The inscription notes that the aircraft is piloted by Jim Kirkpatrick and Hank Beaird, and the photograph was taken by "John" from a Learstar. Inscription on verso: "Jim Kirkpatrick left seat / Hank right seat / 1963 / John in Learstar taking photos."
[Seven Learjet 23 aircraft lined up on tarmac]
Photograph of seven Learjet 23 aircraft (visible tail numbers N802L, N1965L, N826LJ, and N613W) lined up on the tarmac, circa 1960s.Stamped on verso: "Lear Jet Corporation / Photograph / No. H-64E / P.O. Box 1280 / Wichita, Kansas 67201."
[Seven Learjet 23 aircraft lined up on tarmac]
Photograph of seven Learjet 23 aircraft (visible tail numbers N802L and N1965L) lined up on the tarmac, circa 1960s.Stamped on verso: "Lear Jet Corporation / Photograph / No. H-64B / P.O. Box 1280 / Wichita, Kansas 67201."
[Seven Learjet 23 aircraft lined up near hangar]
Photograph of seven Learjet 23 aircraft (tail numbers N804LJ, N814LJ, N20S, N613W, N826LJ, N1965L, and N802L) lined up near a hangar, circa 1960s.
Lear Jet Noise Suppressor
Photographic slide of a Lear Jet Noise Suppressor installed on the engine of a Learjet 23 aircraft, circa 1960s-1970s.Inscription on slide mount: "Lear Jet Noise Suppressor / P-55."
[Note from William P. Lear, circa 1960s]
Note from William P. Lear, circa 1960s. Expresses his thanks and appreciation "to each and every one of you" (likely referring to Lear Jet employees) for efforts related to Learjet 23 production. References the aircraft's first flight. One handwritten page on Lear's personal stationery.
[Memorandum to Lear Jet employees from Bob Hagan, October 9, 1963]
Memorandum to Lear Jet employees from Bob Hagan, Manufacturing Superintendent and Chief of Flight Test, October 9, 1963. Sends thanks and congratulations to employees for a job well done and shares highlights from the test flight of the Learjet 23. Two typed pages on Lear Jet stationery.
[Brochure for Learjet 23 aircraft]
Brochure for the Learjet 23 aircraft, circa 1964. Contains photographs and information related to the aircraft's design, production, and testing.
[Wing section of Learjet 23 prototype]
Photograph of the wing section of the Learjet 23 prototype, July 23, 1963. Inscription on verso: "P2-A / July 23, 1963 / 8 spars - count 'em for strength far beyond part 3 and part 4B flite [sic] requirements plus fail safe construction due to multi spar construction."