Photograph of a Lear Jet Remote Status Alarm Module and a scale model of a Learjet aircraft, circa 1960s-1970s.
Typed caption: "Remote Status Alarm Module -- Vandenberg AFB. / Delivered 5-69."
Stamped on verso: "Lear Jet Photo."
Photograph of the Lockheed-Sunnyvale 50 KVA System, circa 1960s-1970s.
Typed caption: "Lockheed-Sunnyvale 50 KVA System / Shown during final run-in with thermal instrumentation connected to inverters. (Reflections on front panel caused by temporary…
Photograph of the LJ23 Automatic Flight Control System, circa 1960s-1970s. The components are described in the caption.Typed caption on verso: "[letterhead: 'Lear Jet Corporation / Photo Release'] Components that make up the new LJ23 Automatic Flight…