Search Digital Records

• Rights > In copyright (remove)
• Subject > Learadio (remove)
• Subject > Radio in aeronautics (remove)

Limit your search

• Still Image (9)
• Mixed Materials (3)
• Text (3)

• United States (4)
• New York (State) (3)
• New York (N.Y.) (2)
• Chicago (Ill.) (1)
• Garden City (N.Y.) (1)
• Illinois (1)

• photographic prints (9)
• brochures (3)
• advertisements (1)
• mixed materials (1)
• pamphlets (1)
• press releases (1)
• reports (1)

• In copyright (15)

• Learadio (15)
• Radio in aeronautics (15)
• Aids to air navigation (10)
• Lear Developments (10)
• Radio--Transmitters and transmission (5)
• Lear, William P. (William Powell), 1902-1978 (4)
• Airplanes--Cockpits (3)
• Radio direction finders (3)
• Antennas (Electronics) (1)
• Inventions (1)
• Ross, Betsy (1)
• Vehicles (1)
• Women air pilots (1)
• Women in aviation (1)

15 results

[William P. and Moya Olsen Lear Papers, Box 4, Folder 6 - "Learadio Airport Localizer (L-P-2)", 1939 September - October] (Item)

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, and a Library of Congress certificate of copyright. 14 total documents and original folder labeled "L-p2 / 'Learadio Airport Localizer.'"

[William P. and Moya Olsen Lear Papers, Box 4, Folder 30 - "Descriptive specifications of Learadio Lear-O-Scope Model LC 100 Radio Compass Direction Finder," circa 1931-1939] (Item)

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.

[William P. and Moya Olsen Lear Papers, Box 4, Folder 3 - Learadio AMRL-1 marine radio direction finder, Learadio compass, Learadio T30 aircraft transmitter, Learadio R3 aircraft receiver, 1937-1938] (Item)

Items from Box 4, Folder 3 of the William P. and Moya Olsen Lear Papers, circa 1937-1938. Contains an advertisement for the Learadio Compass, an advertisement for the Learadio AMRL-1 Marine Radio Direction Finder, and a brochure for Learadio products.

[Aircraft instrument panel outfitted with Learadio equipment] (Item)

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 / Front cockpit. 20.1171/33."

[Aircraft cockpit outfitted with Learadio equipment] (Item)

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 cockpit. 20.1171/33."

[Aircraft instrument panel outfitted with Learadio equipment] (Item)

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

[William P. Lear with Lear-o-Scope equipped automobile] (Item)

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 verso: "Conrad Studios. New York." Inscription on verso of duplicate photo: "Bill Lear standing in front of his Plymouth parked across the street from…

[Learadio workers using a Learadio portable unit] (Item)

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. Batavia portable - outside plant."Stamped on verso: "Please return to: Lear Archives, [address and telephone number in Reno, Nevada]."

[William P. Lear with first Lear-o-Scope] (Item)

Photograph of William P. Lear with the first Lear-o-Scope, circa 1935.Inscription: "1935. WPL with 1st Lear-o-scope."

[William P. Lear holding Lear Radio-Aire] (Item)

Photograph of William P. Lear holding the Lear Radio-Aire, Chicago, Illinois, circa 1932. Inscription: "The first Radio Aire / Bill / 1932."Inscription on verso: "Bill Lear + his first airplane radio, the Lear Radio-Aire. Chicago, 1932. Photo --courtesy Fred Link."Stamped on verso: "Fred M. Link / Communications Consultant / [address in Pittstown, New Jersey."