Box 200
Container
Contains 27 Results:
ADF-7 and ADF-8 -- diagram, sketch, and correspondence [L-D-43], 1940-1941
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:
1940-1941
"Circuit breaker (G.S. Rider)" -- correspondence, diagrams, patent application, and patent copies [L-UX-16], 1944 February - April
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 - April
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
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
Assorted ad sheets and brochures for various Lear Avia products [RM files], undated (circa 1939-1944)
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:
undated (circa 1939-1944)
"'No-back' units (Automatic Locking Devices, Inc.)" -- technical summary, correspondence, and diagrams [L-SX-6], 1945 January - March
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:
1945 January - March
"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
"Thermal protection for motors (E. Slaughter)" -- correspondence, diagrams, reports, and sketch [L-D-157], 1945-1946
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:
1945-1946
Contact us with a research request
curator@museumofflight.org