Closure of underground copper mines : hearing before the Subcommittee on Minerals, Materials, and Fuels of the Committee on Interior and Insular Affairs, United States Senate, Ninety-third Congress, second session to review the Anaconda Company's plans to close its underground copper mines in Butte, Montana, November 25, 1974.
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Format: | Government Document Electronic eBook |
Language: | English |
Published: |
Washington :
U.S. Government Printing Office,
1975.
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Series: | U.S. Congressional documents. Congressional hearings.
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Subjects: | |
Online Access: | CONNECT |