1.
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Urbana, IL : Illinois State Geological Survey, 1955.
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2.
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Urbana, IL : Illinois State Geological Survey, 1957.
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3.
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Urbana : Illinois State Geological Survey, 1958.
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4.
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Urbana : Illinois State Geological Survey, 1959.
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5.
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Urbana : Illinois State Geological Survey, 1960.
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6.
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Urbana : Illinois State Geological Survey, 1962.
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7.
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Urbana : Illinois State Geological Survey, 1962.
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8.
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Urbana : Illinois State Geological Survey, 1963.
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9.
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Urbana : Illinois State Geological Survey, 1969.
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10.
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Urbana : Illinois State Geological Survey, 1971.
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