American mining & metallurgical manual

American mining & metallurgical manual

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Hibbing District a€” Missabe Range a€” Michael H. Godfrey, Hibbing, Minn., Manager Western Division. Le Roy Salsich, Hibbing, Minnesota, Assistant Manager. W. M. Tappan, Hibbing, Minnesota, General Superintendent. Burt-Pool, Hull-Rust, anbsp;...

Title:American mining & metallurgical manual
Publisher: - 1920


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