419 resultados para Gold mines and mining


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1869-70 has half-title: Third biennial report of the state mineralogist.

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At head of title: 89th Congress, 1st session, Committee print.

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Includes bibliography.

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At head of title: Canada, Department of mines, Geological survey branch ...

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At head of title: 88th Cong., 2d sess. Committee print.

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-1898 include also the reports of the State Inspectors of Mines; 1899-1907, Report of the Illinois Free Employment Offices; 1917- , reports of the Miners' Examining Board and the Mine Rescue and First Aid Division (formerly Mine Rescue Station Commission).

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Title varies slightly

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