Box 200
Container
Contains 27 Results:
Office files of engineer Charles C. Littell Jr. -- diagrams, sketches, technical data, research materials, notes, employee documentation, memos, correspondence, minutes, negatives, and photographs, 1940-1945, 1957
File — Multiple Containers
Scope and Contents: Series II. Lear Avia Inc.
From the Series:
Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
Dates:
1940-1945, 1957
Inter-office memo to Richard Marsen from Richard Mock regarding "casting samples for development of optical gauging" -- sketches and diagram, 1944 February 1
File — Multiple Containers
Scope and Contents: Series II. Lear Avia Inc.
From the Series:
Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
Dates:
1944 February 1
Assorted product ads with correspondence between WPL and Norman Warren -- brochures and booklets, 1953 October - 1963 December
File — Multiple Containers
Scope and Contents: Lear, Incorporated
From the Series:
Series III: Lear, Incorporated documents the company business primarily focused on the years 1930-1966, although there are both earlier and later dates represented. This section reflects the company’s focus on navigational instruments for aircraft, as well as innovations in home recording and radio. Also well-represented is WPL’s re-design of the Lockheed Lodestar into his desired vision for executive air transport, the Learstar. Less well-represented is the...
Dates:
1953 October - 1963 December
"Loop coupling device (WPL)" -- patent application and "notice to substitute power of attorney" to Richard Marsen [RM files], 1935-1939
File — Multiple Containers
Scope and Contents: Series I: Lear Developments
From the Series:
Series I: Lear Developments provides insight into one of WPL’s earliest companies, Lear Developments, whose main focus was aircraft radio development and production. The company was established in 1931 and continued through 1939, when it changed its name to Lear Avia Inc. The series includes materials from the lifespan of the company as well as collected items dating earlier and some items dated later due to the restructure.The series is broken down...
Dates:
1935-1939
ADF-6 and ADF-7 -- notes and diagrams [RM files], 1939 February - 1940 March
File — Multiple Containers
Scope and Contents: Series I: Lear Developments
From the Series:
Series I: Lear Developments provides insight into one of WPL’s earliest companies, Lear Developments, whose main focus was aircraft radio development and production. The company was established in 1931 and continued through 1939, when it changed its name to Lear Avia Inc. The series includes materials from the lifespan of the company as well as collected items dating earlier and some items dated later due to the restructure.The series is broken down...
Dates:
1939 February - 1940 March
Assorted patent copies and diagrams [RM files], 1909-1943
File — Multiple Containers
Scope and Contents: Series II. Lear Avia Inc.
From the Series:
Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
Dates:
Usage: 1909-1943
LearJet 45 -- promotional brochure, 1992
File — Box: 200, Folder: 8
Scope and Contents: Related Companies
From the Series:
The final series of the collection is Related Companies. The focus is primarily on companies that were originally founded by WPL but due to mergers or sales lost their direct affiliation with WPL’s companies. The exception is the final series, Lear Archives, which maintains a direct connection to WPL and his career. The Related Companies series has been divided by company, which are listed in chronological order of their existence and connection to Lear...
Dates:
1992
Model 23 and Model 24 FAA production certificates, 1965-1966
File — Box: 200, Folder: 8
Scope and Contents: Lear Jet Corporation
From the Series:
Series V: Lear Jet Corporation (LJC) primarily documents the development, production, and distribution of the Learjet Model 23 and Model 24, small and fast executive transport jets, with a lesser degree of coverage about the Lear Liner Model 40. Additionally there is a relatively small amount of information about LJC’s Stereo 8 Division, which designed, developed, and produced the 8-track audio tape cassette player for home, automobile, and personal use. The...
Dates:
1965-1966
Certificate of appreciation and illustration from Executive Jet Aviation, Inc., 1972, undated
File — Box: 200, Folder: 8
Scope and Contents: Lear Jet Corporation
From the Series:
Series V: Lear Jet Corporation (LJC) primarily documents the development, production, and distribution of the Learjet Model 23 and Model 24, small and fast executive transport jets, with a lesser degree of coverage about the Lear Liner Model 40. Additionally there is a relatively small amount of information about LJC’s Stereo 8 Division, which designed, developed, and produced the 8-track audio tape cassette player for home, automobile, and personal use. The...
Dates:
1972, undated
Direction finders -- patent copies and diagrams [L-I-2/RM files], 1926-1941
File — Multiple Containers
Scope and Contents: Series II. Lear Avia Inc.
From the Series:
Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
Dates:
Usage: 1926-1941