Browse Items (5 total)

[Learjet 23 prototype undergoing fuselage up-bending test]
Photograph of the Learjet 23 prototype undergoing a fuselage up-bending test, February 13, 1964.Text on sign: "Fuselage up bending static test / 100% ultimate / 13 Feb. 1964."Inscription on verso: "T58-1-C / 2-13-64."

[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-E / Sept. 10, 1963."

[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."

[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."
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