Subseries II-H - Technical files, 1938-1946, 1957, 1975

Instruction booklet for the Learadio UT-6 Transmitter, issued April 4, 1940. Ten typed pages.

Photograph of Amelia Earhart and William P. Lear, circa 1930s.Inscription on verso: "[G. P. Putnam?]."

Items from Box 38, Folder 14 and Oversize Folder 7 of the William P. and Moya Olsen Lear Papers, circa 1942-1945. Contains notes, list, diagrams, technical data, and a department organizational chart related to the Lear Avia Engineering Department…

Items from Box 41, Folder 2 of the William P. and Moya Olsen Lear Papers, January 1940 - March 1944. Contains various diagrams of devices invented by William P. Lear. Also included is a piece of wire enclosed in a Lear, Incorporated envelope labeled…

Items from Box 34, Folder 6 of the William P. and Moya Olsen Lear Papers, January 1940 - March 1944. Contains an assortment of handwritten notes and sketches made by William P. Lear detailing various invention ideas. Some of the sketches depict…

Items from Box 34, Folder 1 of the William P. and Moya Olsen Lear Papers, December 1939. Contains handwritten notes and sketches about the Lear low approach system. All or most of the notes appear to have been written by William P. Lear. Five total…

Items from Box 33, Folder 8; Box 205, Folder 6; and Box 210, Folder 1 of the William P. and Moya Olsen Lear Papers, circa 1938-1944. Contains graphs, diagrams, and photographs related to performance and technical data for assorted Lear products. 65…