942 resultados para Emerald mines and mining
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Hearings held Feb. 16, 1928-Feb. 15, 1929.
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Mode of access: Internet.
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Mode of access: Internet.
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8th, 1875, 44th Cong., 1st sess., House ex. doc. no. 159
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Mode of access: Internet.
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Includes bibliographical references.
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First edition, September 1916. cf. verso of t.-p.
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Mode of access: Internet.
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Mode of access: Internet.
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Mode of access: Internet.
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Mode of access: Internet.
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This report includes the results of geological investigation of a small area in the northern part of the Argenta mining district. Approximately two square miles were mapped. The underground working of the three mines only were accessible: the Goldfinch. Golden Era, and Mayday mines.
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Includes bibliographical references and index.
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Mode of access: Internet.