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  1. Early Pennsylvanian paleotopography and depositional environments, Rock Island County, Illinois /
    By: Leary, Richard L. - Trask, C. Brian. - Geological Society of America. Meeting Northern Illinois University) - Geological Society of America. North-Central Section. Meeting Northern Illinois University)
    Publication info: Champaign, Ill. :Illinois State Geological Survey,1985.
    Holding Institution: University Library, University of Illinois Urbana Champaign
    Subjects: Geology, Stratigraphic  Illinois  Paleobotany  Pennsylvanian  Rock Island County  
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