Title: Correlation and palynology of coals in the Carbondale and Spoon formations (Pennsylvanian) of the northeastern part of the Illinois Basin
First published: 1970
Subjects: Palynology, Coal, Stratigraphic Geology, Stratigraphic correlation, Geology
Places: Illinois
Time periods: Pennsylvanian
LC classification: QE105 .A16 no. 93, QE673 .A16 no. 93