Browse Items (10 total)

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…

Photograph of a Learadio antenna reel, circa 1939.Inscription: "Complete manual operated ant. reel with spring take-up fair-lead and [illegible]. / 1939."

Photograph of a Learadio loop antenna, circa 1931-1939.

Composite photograph of a Learadio loop antenna, showing two views of the internal components, circa 1931-1939. The caption describes the antenna's development and specifications.Typed caption on verso: "H. Shows an early attempt to tune the loop…

Photograph of a shielded loop antenna in a workshop, circa 1931-1939.

Photograph of a Lear Developments loop antenna with a transparent plastic shield, circa 1935-1939.Inscription on verso: "Loop antenna. Winner of national plastics award in 1935. First stream lined housing for loop antennae."Stamped on verso: "Please…

Photograph of a Learadio Model R-3 aircraft receiver, shielded loop antenna, and peripheral components, circa 1931-1939. The caption describes the device's development.Typed caption on verso: "P. This loop was metallized in an attempt to shield it,…

Photograph of three men working with Lear devices and a loop antenna, circa 1931-1939.

Photograph of a Model L Lear-o-Scope and loop antenna, circa 1936-1939. The verso inscription, which was written by William P. Lear, describes the device and its development.Inscription on verso: "Note left crank changed bands and moved mash on dial…

Photograph of a loop antenna, circa 1931-1939.