Browse Items (57 total)

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

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

[Learadio remote controller and transmitter remote control]
Photograph of a Learadio remote controller and transmitter remote control, circa 1936. The caption describes the devices' specifications and utility.Typed caption on verso: "O. (circa 1936) A picture of both the combination remote controller and the…

[Learadio portable transceiver and travel case]
Photograph of a Learadio portable transceiver and travel case, circa 1931-1939.Inscription: "Portable transceiver for [illegible] use."

[People working in Lear Developments workshop]
Photograph of people working in the Lear Developments workshop, New York City, New York, circa 1933-1938. Electronic components, device casings, and a loop antenna are visible on the workbenches.Inscription on verso: "The Lear (1) Engineering Dept,…

[Men using machine tools in Lear Developments workshop]
Photograph of two men using machine tools in the Lear Developments workshop, New York City, New York, circa 1933-1938.

[People working in Lear Developments workshop]
Photograph of people working in the Lear Developments workshop, New York City, New York, circa 1933-1938. Machine tools and device casings are visible on the workbenches.
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