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Bureau of Mines / Minerals yearbook area reports: domestic 1976
(1976)
Aase, James H.; La Tour, Patricia A.
South Dakota, pp. 683-691 ff.
Page 683
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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




