The Mississippian and Pennsylvanian (Carboniferous) systems in the United States : Illinois

von Atherton, Elwood
Veröffentlicht in The Mississippian and Pennsylvanian (Carboniferous) systems in the United States ; A/L (1979)

Schaum's outline of theory and problems of introduction to digital systems

von Palmer, James E.
Veröffentlicht 1993

Geologic map of the Guston quadrangle, Meade and Breckinridge Counties, Kentucky

Veröffentlicht 1978

Revision of nomenclature for the Springfield (no. 5) coal member of Illinois

von Trask, C. Brian
Veröffentlicht in Geologic notes (1983)

Online help : design and evaluation

von Duffy, Thomas M.
Veröffentlicht 1992

Invited papers : Ninth International Congress of Carboniferous Stratigraphy and Geology, May 26 to June 1, 1979

Veröffentlicht 1979

Depositional and structural history of the Pennsylvanian System of the Illinois Basin : Field Trip 9

Road log and descriptions of stops

Veröffentlicht 1979