The Luther H. Evans reference article from the English Wikipedia on 24-Apr-2004
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Luther H. Evans

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Luther H. Evans (1902-1981) was an American political scientist and public administrator.

He directed the Historical Records Survey for the Works Project Administration.

He served as Librarian of Congress from 1945 to 1953. While in this position, he opposed censorship of the library's holdings.

He also served with various US delegations during the forming of UNESCO. In 1953 he resigned from the Library to accept a position as UNESCO's third director-general.