University of Illinois Urbana-Champaign

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Showing 1531–1560 of 1,885 items
Thumbnail for Year-book for 1908
Year-book for 1908
Illinois State Geological Survey

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

Thumbnail for Transactions of the Board of Trustees [electronic resource] / 2000-02
Transactions of the Board of Trustees [electronic resource] / 2000-02
University of Illinois (System). Board of Trustees