University of Illinois Urbana-Champaign

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Showing 1–30 of 380 items
Thumbnail for Surface structure map of Shelby, Effingham and Fayette counties,
Surface structure map of Shelby, Effingham and Fayette counties,
Newton, William Albert; Weller, J. Marvin; Bell, Alfred Hannam

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

Thumbnail for Mississippian border of eastern interior basin
Mississippian border of eastern interior basin
Weller, James Marvin; Sutton, Arle H.

Thumbnail for Illinois Basin
Illinois Basin
Weller, James Marvin; Bell, Alfred Hannam

Thumbnail for Some geological studies reported at the State Academy of Science in 1943
Some geological studies reported at the State Academy of Science in 1943
Ball, John Rice; Tippie, Frank Emerson; Horberg, Leland; Mason, Arnold Caverly

Thumbnail for Rhythms in upper Pennsylvanian cyclothems
Rhythms in upper Pennsylvanian cyclothems
Weller, James Marvin; Mason, A.C.