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• Still Image (51)

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• photographic prints (51)
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• Learadio (51)
• Radio in aeronautics (36)
• Aids to air navigation (35)
• Lear Developments (22)
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• Lear, William P. (William Powell), 1902-1978 (6)
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• Radio direction finders (4)
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51 results

[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."

[Men with Waco UIC aircraft] (Item)

Photograph of three men with a Waco UIC aircraft, circa 1920s-1930s. The verso inscription identifies two of the men as Wayne Thomis, Aviation editor for the "Chicago Tribune," and Howard Ailor, Waco salesman. The text "Equipped with Lear Radio Compass and Transmitter" is painted on the aircraft's fuselage. Inscription on verso: "1927 / No name on left / Wayne Thomis - Chi Trib aviation editor /…

[William P. Lear with Waco UIC aircraft] (Item)

Photograph of William P. Lear with a Waco UIC aircraft (wing number NC13402), circa 1930s.Inscription on verso: "Bill Lear + his Waco Model UIC equipped with Lear-O-Scope, direction finder, + Lear-O-Phone transmitter + receiver. This is the plane Lear flew from NYC to Los Angeles in 1935 to promote his equipment. Photo courtesy Lear Archives."

[Learadio Beech 17R Staggerwing aircraft] (Item)

Photograph of a Learadio Beech 17R Staggerwing aircraft, circa 1930s-1940s.Stamped on verso: "Please credit Hans Groenhoff, [crossed out telephone number and address in New York City, New York]."Note attached to verso: "[letterhead: Norman Warren] / Ken, for WPL [illegible] archives."

[Learadio Beech 17R Staggerwing aircraft] (Item)

Photograph of a Learadio Beech 17R Staggerwing aircraft, circa 1930s-1940s.Stamped on verso: "Please credit Hans Groenhoff, [crossed out telephone number and address in New York City, New York]."

[William P. Lear in cockpit of Learadio Waco E Airistocrat aircraft] (Item)

Photograph of William P. Lear in the cockpit of a Learadio Waco E Airistocrat aircraft, circa 1930s-1940s.

[Douglas DC-3 instrument panel with Learadio ADF 8] (Item)

Photograph of a Douglas DC-3 instrument panel with a Learadio ADF 8 automatic direction finder, circa 1940s. The direction finder and two gauges are circled and numbered. Inscription on verso: "Copy of instrument panel (Chicago and [illegible] DC-3)."

[Aircraft instrument panel equipped with Learadio device] (Item)

Photograph of an aircraft instrument panel equipped with a Learadio device, circa 1941.Inscription: "1941. [Amphibian?] with first dry-cell operated trans-rec[cut off]. [illegible] watt. Range 300 miles."

[Learadio Model RCB receiver tuning unit] (Item)

Photograph of a Learadio Model RCB receiver tuning unit, circa 1930s-1940s.

[Learadio radio compass tuning unit] (Item)

Photograph of a Learadio radio compass tuning unit, circa 1930s-1940s.