Browse Items (26 total)

[Advertisement poster for Learadio aircraft equipment]
Advertisement poster for Learadio aircraft equipment, circa 1931-1939.

[Aircraft cockpit outfitted with Learadio equipment]
Photograph of an aircraft cockpit outfitted with Learadio equipment, circa 1931-1939. Arrows point to the microphone and support and the interphone and radio transmit control and jack box.Inscription: "NA-44 / Learadio equipment installation / Rear…

[Aircraft instrument panel outfitted with Learadio equipment]
Photograph of an aircraft instrument panel outfitted with Learadio equipment, circa 1931-1939. Two arrows point to the direction indicator and the interphone and radio transmit control switch.Inscription: "NA-44 / Learadio equipment installation /…

[Aircraft instrument panel outfitted with Learadio equipment]
Photograph of an aircraft instrument panel outfitted with Learadio equipment, circa 1931-1939.

[Brochure for Learadio Model T30-R3AB aircraft transmitter-receiver]
Brochure for the Learadio Model T30-R3AB aircraft transmitter-receiver, circa 1939.

[Brochure for Learadio Model UT-6 radio transmitter]
Brochure for the Learadio Model UT-6 radio transmitter, circa 1939.

[Check and agreement between Stinson Aircraft Corporation and Lear Development Company]
Check and agreement between the Stinson Aircraft Corporation and the Lear Development Company, circa 1933. Item has been de-framed but remains attached to mountboard.

[Learadio employees outside company building]
Photographic group portrait of Learadio employees outside a company building, Garden City, New York, circa 1935.Inscription on verso: "1935. Garden City L.I."Stamped on verso: "Please return to: Lear Archives, [address and telephone number in Reno,…

[Learadio workers using a Learadio portable unit]
Photograph of four Learadio employees using a portable transmitter and receiver unit, Garden City, New York, circa 1935. The company's factory building is visible in the background.Inscription on verso: "1935 - Garden City - Long Island, New York.…

[Man using Learadio portable marker transmitter]
Photograph of a man using a Learadio portable marker transmitter in an open field, circa 1931-1939.Inscription: "First completely portable outer or inner marker transmitter for radio compass [illegible]."
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