919 resultados para Lead mines and mining
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Mode of access: Internet.
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Unbound leaves.
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"Dédiés a l'Académie royale des sciences de Paris, et publiés par M. G. Jars ...
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Some numbers also in revised editions.
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Description based on: 1916.
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"No. 44."
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Mode of access: Internet.
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"Serial no. 97-45."
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No. 67, 72, 77 issued as Directory of mining enterprises.
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Report for 1926-1928 not issued.
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Mode of access: Internet.
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Mode of access: Internet.
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Includes bibliographical references (p. 40-41)
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"Illinois lands unsuitable for mining program."
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Mode of access: Internet.