Mining methods of the Rosiclare Lead & Fluorspar Mining Co., Rosiclare, Illinois / by A.H. Cronk.
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Other title: | Underground mining practice and costs of a fluorspar mine at Rosiclare, Illinois. |
Format: | Government Document Book |
Language: | English |
Published: |
[Washington, D.C.] :
U.S. Dept. of the Interior, Bureau of Mines,
1930.
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Series: | Information circular (United States. Bureau of Mines) ;
6384. |
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