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Bureau of Mines / Minerals yearbook metals and minerals 1985
(1985)
Martin, Thomas W.; Edelstein, Daniel L.; Hyde, Garrett H.
Mining and quarrying trends in the metals and industrial minerals industries, pp. 7-[66]
Page 7
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As a work of the United States government, this material is in the public domain.| For information on re-use see: http://digital.library.wisc.edu/1711.dl/Copyright




