Abstract Lee Metcalf (1911-1978) served as U.S. Congressman from Montana from 1952 to 1961 and as U.S. Senator from 1961 until his death in 1978. The papers reflect Metcalf's wide range of interests, but especially reflect his involvement in public utilities regulation and protection of the natural environment. Over half of the collection consists of general correspondence (1951-1978) arranged alphabetically by subject and government agency. Name index card files of correspondents are available, one...