Items from Box 4, Folder 30 of the William P. and Moya Olsen Lear Papers, circa 1931-1939. Contains two reports related to the Learadio Lear-O-Scope Model LC 100 Radio Compass Direction Finder.
Items from Box 4, Folder 6 of the William P. and Moya Olsen Lear Papers, September to October 1939. Folder contains assorted items related to the Learadio Airport Localizer (L-P-2), including summaries, correspondence, diagrams, sketches, a clipping,…
Photograph of William P. Lear with a Lear-o-Scope and loop antenna, New York City, New York, circa 1935.
Inscription on verso: "Bill Lear and his first direction finder, the Lear-o-Scope. NYC. 1935. Courtesy Lear Archives."
Typed caption on verso:…
Photograph of William P. Lear with his Lear-o-Scope-equipped Plymouth automobile, New York City, New York, circa 1935. A loop antenna is mounted to the roof of the car.
Inscription: "1935. 121 W 17 St NCY. WPL with first Lear-o-Scope."
Stamped on…
Pamphlet about Learadio aircraft radio equipment, circa 1930s. Contains technical specifications and images of various models of transmitters, receivers, power supplies, and accessories. 41 pages.
Report about the Lear Developments automatic landing field orientation device, June 1939. Contains technical details about the device. Three typed pages on Learadio letterhead.