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Items from Box 1, Folder 15 and Box 209, Folder 1 of the William P. and Moya Olsen Lear Papers, June 1935 to November 1944. Contains drafts, notes, and technical drawings for the radio guidance system and blind approach system (WPL/30-1) patent. Twenty total items.
Notes written by William P. Lear about the utility of automatic direction finders, circa 1940. Describes a flight from New York to Dayon, Ohio in Lear's Waco aircraft and how a Lear ADF-8 helped him navigate despite static from a thunderstorm. Includes an inscription on page 1 from Lear. Two typed pages.Inscription: "I thought you might be interested in this. --Bill Lear."