Search Digital Records

• Item Type > Mixed Materials (remove)
• Format > diagrams (remove)

Limit your search

• Mixed Materials (17)

• diagrams (17)
• patents (8)
• correspondence (6)
• documents (3)
• charts (graphic documents) (2)
• lists (document genres) (2)
• notes (documents) (2)
• reports (2)
• technical drawings (2)
• booklets (1)
• brochures (1)
• drawings (1)
• manuals (instructional materials) (1)
• memorandums (1)
• photographic prints (1)

• In copyright (16)
• Copyright undetermined (1)

• Lear Avia, Inc. (7)
• Lear Avia Corporation (4)
• Aids to air navigation (2)
• Airplanes--Parts (2)
• Brakes (2)
• Clutches (Machinery) (2)
• Lear Developments (2)
• Radio in aeronautics (2)
• Automatic Direction Finder (ADF) (1)
• FFA P-16.04 (1)
• Lear Jet Corporation (1)
• Lear Jet Stereo 8 (1)
• Lear Motors Corporation (1)
• Lear, Inc. (1)
• Learjet 23 (1)
• Magnetic recorders and recording (1)
• Swiss American Aviation Corporation (1)
• Turbines (1)

17 results

[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.

[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 27, Folder 4; Box 207, Folder 2 - Product "pitch" letters and price lists, 1940 September - 1941 May] (Item)

Items from Box 27, Folder 4 and Box 207, Folder 2 of the William P. and Moya Olsen Lear Papers, September 1940 through May 1941. Contains product "pitch" letters, diagrams, technical drawings, brochures, and price lists related to Lear products. 26 total items and original folder labeled "Lear / General letters re Products / #17."

[William P. and Moya Olsen Lear Papers, Box 26, Folder 9 - "Learmatic (L-P-3) and Learmatic gyromatic radio compass," undated (circa 1939-1944)] (Item)

Items from Box 26, Folder 9 of the William P. and Moya Olsen Lear Papers, circa 1939-1944. Contains a hand-drawn sketch, diagrams, and documents related to the Learmatic and Learmatic Gyromatic Radio Compass. Six total documents.

[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 28, Folder 4; Box 200, Folder 4 - Direction finders -- patent copies and diagrams [L-I-2/RM files], 1926-1941] (Item)

Items from Box 28, Folder 4 and Box 200, Folder 4 of the William P. and Moya Olsen Lear Papers, circa 1926-1941. Contains patent copies and diagrams related to Lear direction finders. 26 total items.

[William P. and Moya Olsen Lear Papers, Box 33, Folder 8; Box 205, Folder 6; Box 210, Folder 1 - Performance and technical data for assorted products [RM files], 1938-1944] (Item)

Items from Box 33, Folder 8; Box 205, Folder 6; and Box 210, Folder 1 of the William P. and Moya Olsen Lear Papers, circa 1938-1944. Contains graphs, diagrams, and photographs related to performance and technical data for assorted Lear products. 65 total items.

[William P. and Moya Olsen Lear Papers, Box 53, Folder 19 - "Learecorders," undated (circa 1948)] (Item)

Items from Box 53, Folder 19 of the William P. and Moya Olsen Lear Papers, circa 1948. Contains diagrams, manuals, specifications, and service bulletins related to Learecorders. Twelve total documents.