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By: Geological Survey of Ohio.Edition:Publication info: Columbus, Nevins & Myers, state printers, 1873-93Volume: v.2:pt.1 (1874)Series:Holding Institution: Cornell University LibrarySubjects:BHL Collections:
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By: Geological Survey of Ohio.Edition:Publication info: Columbus, Ohio, Nevins & Meyers, 1873-1906Volume: v.2:pt.2 (1875)Series:Holding Institution: Smithsonian Libraries and ArchivesSubjects:BHL Collections: