Search Digital Records

• Rights > In copyright (remove)
• Item Type > Mixed Materials (remove)
• Format > correspondence (remove)

Limit your search

• Mixed Materials (17)

• New York (N.Y.) (2)
• New York (State) (2)
• United States (2)

• correspondence (17)
• diagrams (5)
• notes (documents) (4)
• patents (4)
• memorandums (3)
• contracts (2)
• drawings (2)
• advertisements (1)
• ballots (1)
• catalogs (documents) (1)
• concept art (initial studies) (1)
• documents (1)
• envelopes (1)
• lists (document genres) (1)
• reports (1)
• telegrams (1)

• In copyright (17)

• Lear Avia Corporation (5)
• Lear Jet Corporation (4)
• Lear, William P. (William Powell), 1902-1978 (4)
• Lear Developments (3)
• Airplanes, Company (2)
• Brakes (2)
• Clutches (Machinery) (2)
• Lear Avia, Inc. (2)
• Aids to air navigation (1)
• Airplanes--Parts (1)
• Gates Rubber Co. (1)
• Hough, Cass S. (1)
• Lear Jet Stereo 8 (1)
• Lear Motors Corporation (1)
• Lear, Inc. (1)
• LearAvia Corporation (1)
• Learjet 23 (1)
• Public address systems (1)
• Radio Corporation of America (1)
• Radio--Equipment and supplies (1)
• Scheibell, Gordon B. (1)
• Steam-engines (1)
• Turbines (1)
• United States. Federal Aviation Administration (1)
• Wunderlich, N. E. (1)

17 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 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 5, Folder 3 - New York office set-up, 1942 December] (Item)

Items from Box 5, Folder 3 of the William P. and Moya Olsen Lear Papers, December 1942. Contains correspondence and memorandums related to the setup of Lear Avia's New York office. Seven total documents and original folder labeled "Re New York office."

[William P. and Moya Olsen Lear Papers, Box 5, Folder 4 - Set-up of New York metallurgical laboratory, "metal powders," and "powder metallurgy," 1944 April - June] (Item)

Items from Box 5, Folder 4 of the William P. and Moya Olsen Lear Papers, April to June 1944. Contains assorted documents, including correspondence, memorandums, and a Wico Electric Company booklet, related to the setup of a metallurgical laboratory at Lear Avia's New York office. Eight total documents and original folder labeled "General."

[William P. and Moya Olsen Lear Papers, Box 24, Folder 4; Box 205, Folder 5 - "Expandable ring clutch (WPL)" [L-D-123], 1943-1944 July] (Item)

Items from Box 24, Folder 4 and Box 205, Folder 5 of the William P. and Moya Olsen Lear Papers, July 1943-1944. Contains correspondence, diagrams, memos, and patent copies related to the expandable ring clutch. 27 total items and original folder labeled "Expandable ring clutch (WPL) / L-d-123."

[William P. and Moya Olsen Lear Papers, Box 25, Folder 10 - "Commutator synchronizing devices (H. Bruderlin)," 1944 July - 1945 June] (Item)

Items from Box 25, Folder 10 of the William P. and Moya Olsen Lear Papers, July 1944 - June 1945. Contains correspondence, diagrams, and patent copies related to commutator synchronizing devices. 14 total documents and original folder labeled "Bruderlin commutator synchronizing devices / L-d-135."

[William P. and Moya Olsen Lear Papers, Box 22, Folder 16 - "Fastop clutch with friction spring (Nygard, et al)," 1943 October] (Item)

Items from Box 22, Folder 16 of the William P. and Moya Olsen Lear Papers, October 1943. Contains correspondence, patent copies, and diagrams related to the Fastop clutch and brake mechanism. Six total documents and original folder labeled "Fastop clutch with friction spring - Nygard et al / L-d-95 / (80-11)."

[William P. and Moya Olsen Lear Papers, Box 22, Folder 15 - "Fastop clutch with large diameter driven member," 1943 October] (Item)

Items from Box 22, Folder 15 of the William P. and Moya Olsen Lear Papers, October 1943. Contains memorandums and a diagram (numbered A2A753) related to the Fastop clutch and brake mechanism. Three total documents and original folder labeled "Lear Fastop clutch with large diameter driven member / L-d-94 / (80-8)."

[William P. and Moya Olsen Lear Papers, Box 43, Folder 9 - RCA -- license agreement, 1944 November - 1945 April] (Item)

Items from Box 43, Folder 9 of the William P. and Moya Olsen Lear Papers, November 1944 - April 1945. Contains documents related to a license agreement between the Radio Corporation of American (RCA) and Lear, Incorporated. Seven total documents.