164 resultados para Coal mines
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Mode of access: Internet.
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Directors: 1873-1880, Nathaniel Southgate Shaler.--1880-1891, John Robert Procter.
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Mode of access: Internet.
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Description based on 1985; title from cover.
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Includes bibliographical references (p. 39-40).
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Mode of access: Internet.
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Prepared by the Research Division of the Dept. of Business and Economic Development under contract with the Illinois Institute of Natural Resources.
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"July, 1980."
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Funded by the U.S. Dept. of Interior, Office of Surface Mining Reclamation and Enforcement.
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"Project no. 80.057."
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Bibliography: p. 17-23.
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Council chairman: Lt. Gov. Dave O'Neal.
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"Illinois Mine Subsidence Research Program"
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"Project 86/7005."
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Bibliography: p. 75-78.