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  1. Catalog of cores from the sub-Galena Group in Illinois /
    By: Shaw, Thomas H. - Sargent, Michael L. - Illinois State Geological Survey.
    Publication info: Champaign, Ill. :Illinois State Geological Survey,1989.
    Contributed by: University of Illinois Urbana Champaign
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  2. Distribution of boghead algae in Illinois Basin coal beds /
    By: Peppers, Russel Allen, - Harvey, Richard D. - Illinois State Geological Survey.
    Publication info: Champaign, Ill. :Dept. of Natural Resources, Illinois State Geological Survey,1997.
    Contributed by: University of Illinois Urbana Champaign
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  3. Field book, Pennsylvanian plant fossils of Illinois /
    By: Collinson, Charles William. - Skartvedt, Romayne. - Illinois State Geological Survey.
    Publication info: Urbana, Ill. :Illinois State Geological Survey,1966.
    Contributed by: University of Illinois Urbana Champaign
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  4. Illinoian and Kansan molluscan faunas of Illinois /
    By: Leonard, A. Byron - Frye, John Chapman, - Johnson, W. Hilton - Illinois State Geological Survey.
    Publication info: Urbana, Ill. :Illinois State Geological Survey,1971.
    Contributed by: University of Illinois Urbana Champaign
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  5. Illinois River Bluffs area assessment / Illinois Department of Natural Resources, Office of Scientific Research and Analysis, [and the] State Geological Survey Division.
    By: Illinois. - Critical Trends Assessment Project. - Illinois State Geological Survey.
    Publication info: Springfield, Ill. :Illinois Dept. of Natural Resources,1998-
    Contributed by: University of Illinois Urbana Champaign
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  6. Lake Michigan bibliography : 1860-1988, geological and physical processes /
    By: Holm, Nancy Peterson. - Morgan, Beth McArdle. - Illinois State Geological Survey.
    Publication info: Champaign, IL :Illinois State Geological Survey,[1988?]
    Contributed by: University of Illinois Urbana Champaign
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  7. The late Woodfordian Jules soil and associated Molluscan faunas,
    By: Frye, John Chapman, - Illinois State Geological Survey.
    Publication info: Urbana,1974.
    Contributed by: University of Illinois Urbana Champaign
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  8. Pennsylvanian spores of Illinois and their use in correlation / by Robert M. Kosanke.
    By: Kosanke, Robert M. - Illinois State Geological Survey.
    Publication info: Urbana, Ill. :State Geological Survey,1950.
    Contributed by: University of Illinois Urbana Champaign
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  9. Pennsylvanian tree fern compressions Caulopteris, Megaphyton, and Artisophyton gen. nov. in Illinois /
    By: Pfefferkorn, Hermann W. - Illinois State Geological Survey. - Illinois.
    Publication info: Urbana :Illinois State Geological Survey,1976.
    Contributed by: University of Illinois Urbana Champaign
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  10. Rock River area assessment / Illinois Department of Natural Resources, Office of Scientific Research and Analysis, Natural History Survey Division, in conjunction with State Geological Survey Division.
    By: Illinois. - Illinois State Geological Survey.
    Publication info: Springfield, IL :Illinois Dept. of Natural Resources,1996-
    Contributed by: University of Illinois Urbana Champaign
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  11. Spores in strata of late Pennsylvanian cyclothems in the Illinois Basin /
    By: Peppers, Russel A. - Illinois State Geological Survey.
    Publication info: Urbana, Ill. :Illinois State Geological Survey,1964.
    Contributed by: University of Illinois Urbana Champaign
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  12. Upper Mississippian and Pennsylvanian megaspores and other plant microfossils from Illinois /
    By: Winslow, Marcia R. - Illinois State Geological Survey.
    Publication info: Urbana, Ill. :Illinois State Geological Survey,1959.
    Contributed by: University of Illinois Urbana Champaign
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