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Science, Technology, and Health

 Subject
Subject Source: CCLA Browse List Broad Terms

Found in 1 Collection or Record:

Study of speech and hearing at Bell Telephone Laboratories : the Fletcher years

 File — Folder 1: [31197231234789]
Identifier: UA 974
Scope and Contents During the first half of the 20th century, Bell Telephone Laboratories carried out an extensive research program aimed at improving the quality of telephone speech. Harvey Fletcher led this effort and these CD's contain correspondence and reports related to his work.