Photograph of five Learjet aircraft (visible tail number N804L) under construction in a Lear hangar, Wichita, Kansas, circa 1960s. Inscription on verso: "Learjets in hangar in Wichita / Photo courtesy Lear Archives."
Photograph of a man working on the nose section of a SAAC-23 mockup, circa 1961.Stamped on verso: "Rohcopie / Hans Entzeroth Fotograf / Zurich Bederstrasse 119."
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.…
Photograph of (from left to right) Duane Atkinson, Leonard Valladao, Frank Bonner, Allen E. Paulson, and Jack Bledsoe with a Learjet aircraft, circa 1960s.Typed caption on verso: "Left to right: / Duane Atkinson / Leonard Valladao / Frank Bonner, Sr.…