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• Item Type > Mixed Materials (remove)
• Subject > Aids to air navigation (remove)
• Subject > Radio in aeronautics (remove)

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• Mixed Materials (3)

• booklets (1)
• mixed materials (1)
• reports (1)
• speeches (documents) (1)

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• Aids to air navigation (3)
• Radio in aeronautics (3)
• Radio direction finders (2)
• Aviation Writers Association (1)
• Lear Avia Corporation (1)
• Lear Developments (1)
• Lear, Inc. (1)
• Lear, William P. (William Powell), 1902-1978 (1)
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• Radio--Transmitters and transmission (1)

3 results

[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 50, Folder 11 - "Aviation radio before, during, and after the war" -- WPL speech, 1945 March 7] (Item)

Items from Box 50, Folder 11 of the William P. and Moya Olsen Lear Papers, March 7, 1945. Contains a typed copy of speech delivered by William P. Lear to the Aviation Writers Association and booklet with a slightly edited version of the speech. The speech focuses on Lear's ongoing development of aviation radio devices. Two total documents.

[William P. and Moya Olsen Lear Papers, Box 18, Folder 1 - "Radio automatic guidance system (Case 31-3) and loop antenna system (Can 8-1)," 1940-1943] (Item)

Items from Box 18, Folder 1 of the William P. and Moya Olsen Lear Papers, circa 1940-1943. Contains a patent application and other documents related to the Radio Automatic Guidance System (Case 31-3) and Loop Antenna System (Can. 8-1), as well as a manual titled "The Lear-Matic: The ultimate instrument for aircraft navigation." 15 total documents.