998 resultados para Illinois State Geological Survey
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"April 24, 1954."
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"April 22, 1950."
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"September 27, 1947."
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Chemical abstracts,
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No. 33 is the final no. of this series.
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Includes bibliographical references.
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Director: H. Foster Bain.
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Imprint varies.
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Director: H. Foster Bain.
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Director: H. Foster Bain.
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Title varies.
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On July 1, 1995, the Illinois State Geological Survey became part of the Ill. Dept. of Natural Resources. The Survey previously had been part of the Illinois Dept. of Energy and Natural Resources. However, the new Dept. of Natural Resources absorbed most of the Dept. of Energy and Natural Resources, the Dept. of Conservation, and parts of the Water Division of the Dept. of Transportation.
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"Illinois Mine Subsidence Research Program."
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Includes index.
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Examines a 1,731 square mile area in southern Illinois which has been designated a state Resource Rich Area.