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By: Bain, Harry Foster, - Geological Survey (U.S.)Edition:Publication info: Washington, [D.C.], Govt. Print. Off, 1905Volume: 1905Series:Holding Institution: Morris Library, Southern Illinois University CarbondaleSubjects: Fluorspar Geology IllinoisBHL Collections:
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By: Schuberth, Christopher J. - Cashatt, Everett D. - Illinois State Museum.Edition:Publication info: Springfield, Ill, Illinois State Museum, Education Section, [1985]Volume:Series:Holding Institution: University Library, University of Illinois Urbana ChampaignSubjects: Biotic communities Cave-in-Rock Region Fluorspar Geology Guidebooks IllinoisBHL Collections: