Charles M. Onasch
Professor of Geology Director, School of Earth, Environment and Society
Department of Geology 190 Overman Hall Bowling Green, OH 43403
conasch@bgsu.edu
Phone: (419) 372-7197 FAX: (419) 372-7205
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Charles M. OnaschProfessor of GeologyDirector, School of Earth, Environment and Society 
