410 resultados para Lead mines and mining


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Includes bibliographical references (p. 456-482) and index.

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Issued as separate chapters A-I.

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Master negative held by: CUY.

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Includes indexes.

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Title varies slightly.

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At head of title: State of Louisiana.

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Consists of transactions of various Branches and Divisions of the Institute.

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Imprint varies.

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Each issue also has a distinctive title.

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This report is the fourth in a series to assess the availability of coal resources for future mining in Illinois.