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57 results

[William P. and Moya Olsen Lear Papers, Box 1, Folder 2 - Letter to WPL, President, Lear Developments from Lieut. Gen. V. Cherep-Spiridovich, Proctor, Aeronautical Research Council, 1941 January 5] (Item)

Items from Box 1, Folder 2 of the William P. and Moya Olsen Lear Papers, January 5, 1941. Contains one typed letter to William P. Lear, President, Lear Developments, from Lieut. Gen. V. Cherep-Spiridovich, Proctor, Aeronautical Research Council. Extends invitation to serve as a member and includes "first pre-organization ballot on included draft of proposed regulations and activities."

[William P. and Moya Olsen Lear Papers, Box 1, Folder 4 - Correspondence between WPL and Cass S. Hough, 1938 May - October, 1979 August] (Item)

Items from Box 1, Folder 4 of the William P. and Moya Olsen Lear Papers, May to October 1938 and August 1979. Contains five typed letters and four telegrams between William P. Lear and Cass S. Hough, primarily discussing installation, troubleshooting, and payment of radio equipment. Most of William Lear's letters are on Lear Developments Inc. stationery. An additional letter to Moya O. Lear from…

[William P. and Moya Olsen Lear Papers, Box 1, Folder 8 - Balance sheets, 1938 December - 1939 August] (Item)

Items from Box 1, Folder 8 of the William P. and Moya Olsen Lear Papers, December 1938 to August 1939. Contains three balance sheets for Lear Developments, originally enclosed in a file folder labeled "L-f / Financial Statements."

[William P. and Moya Olsen Lear Papers, Box 1, Folder 14 - Correspondence between Gordon Scheibell and N.E. Wunderlich, 1935] (Item)

Items from Box 1, Folder 14 of the William P. and Moya Olsen Lear Papers, June to July 1935. Contains four typed letters between Gordon Scheibell and N. E. Wunderlich and a page of notes for a therapeutic and beauty treatment involving electrodes. The correspondence assigns case numbers LR-83 to "directive systems" and LR-82 to "electrical treatment system" and instructs to research patentability.…

[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 1, Folder 15; Box 209, Folder 1 - "Radio guidance system and blind approach system (WPL/30-1)," 1935 June - 1944 November] (Item)

Items from Box 1, Folder 15 and Box 209, Folder 1 of the William P. and Moya Olsen Lear Papers, June 1935 to November 1944. Contains drafts, notes, and technical drawings for the radio guidance system and blind approach system (WPL/30-1) patent. Twenty total items.

[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.

[William P. and Moya Olsen Lear Papers, Box 4, Folder 27 - "Blind approach by voice," 1939 August] (Item)

Items from Box 4, Folder 27 of the William P. and Moya Olsen Lear Papers, August 1939. Includes eight pages of handwritten notes and sketches related to "Blind approach by voice," an airplane landing system.

[William P. and Moya Olsen Lear Papers, Box 4, Folder 22; Box 205, Folder 1; Box 209, Folder 1 - Unihand reel and ARL-48 motor reel -- diagrams [RM files], 1938-1939] (Item)

Items from Box 4, Folder 22; Box 205, Folder 1; and Box 209, Folder 1 of the William P. and Moya Olsen Lear Papers, circa 1938-1939. Contains diagrams related to Unihand reel and ARL-48 motor reel. Seven total items.