American Telephone and Telegraph Company
- Existence: 1885-1981
AT&T Corporation, originally the American Telephone and Telegraph Company, is the subsidiary of AT&T Inc. that provides voice, video, data, and Internet telecommunications and professional services to businesses, consumers, and government agencies.
Found in 2 Collections and/or Records:
Scope and Contents: Series I: Lear Developments 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 into...
Scope and Contents: Series II. Lear Avia Inc. 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 but...
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