University of Illinois Urbana-Champaign

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Showing 181–210 of 16,828 items
Thumbnail for Research report. 1984-87
Research report. 1984-87
University of Illinois at Urbana-Champaign. Deptartment of Geology

Thumbnail for Pennsylvanian fusulinidae of Illinois,
Pennsylvanian fusulinidae of Illinois,
Dunbar, Carl O.; Henbest, Lloyd G.; Weller, J. Marvin