Search Digital Records

• Subject > Aids to air navigation (remove)
• Subject > Lear Avia Corporation (remove)
• Format > photographic prints (remove)

Limit your search

• Mixed Materials (1)
• Still Image (1)

• photographic prints (2)
• press releases (1)

• Copyright undetermined (1)
• In copyright (1)

• Aids to air navigation (2)
• Lear Avia Corporation (2)
• Airplanes--Cockpits (1)
• Douglas DC-3 Family (1)
• Lear, William P. (William Powell), 1902-1978 (1)
• Learadio (1)
• Messerschmitt Bf 109 Family (1)
• Radio direction finders (1)
• Radio--Transmitters and transmission (1)
• World War, 1939-1945 (1)

2 results

[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)."

[William P. and Moya Olsen Lear Papers, Box 27, Folder 23 - Captured Me109 radio equipment evaluation by WPL, 1941 July 24] (Item)

Items from Box 27, Folder 23 of the William P. and Moya Olsen Lear Papers, July 24, 1941. Contains a press release and eight captioned photographs related to William P. Lear's evaluation of German radio equipment taken from a captured Messerschmitt Bf 109 aircraft. The photographs depict Lear and Lear Avia engineers carrying out tests on the radio equipment, as well as close-up shots of the…