Bulletin, Volume 37...
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Directory of Illinois mineral operators, to accompany mineral industries map, September 1, 1920
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Biennial Report For 1911 And 1912: Administrative Report And Economic And Geological Papers
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Bulletin, Volume 41...
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Bulletin - Illinois State Geological Survey, Issue 38...
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Bulletin, Volume 21
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Bulletin - State of Illinois, State Geological Survey, Issue 35
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Bulletin - Illinois State Geological Survey, Issue 6
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Bulletin, Issues 43-44...
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Bulletin, Volume 11...
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Cooperative Agreement, Issues 1-10...
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Monograph, Issue 1...
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Illinois State Geological Survey Bulletin No. 13
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Year-book for 1907; Illinois State Geological Survey Bulletin No. 8
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