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Chronology and molluscan paleontology of two post-Woodfordian bogs in northeastern Illinois /
By: Leonard, A. Byron (Arthur Byron),
Publication info: Urbana :Illinois State Geological Survey,1974.
Holding Institution: University Library, University of Illinois Urbana Champaign
Subjects: Fossielen Holocene Illinois Kane County Livingston County Moerasland Mollusks, Fossil Paleontology Weekdieren