Palynology and petrography of a Middle Devonian coal in Illinois
Peppers, Russel A. (Russel Allen),
1932-
creator
Damberger, H. H.,
1933-
joint author.
contributor
text
book
Urbana
Illinois State Geological Survey
1969
1969
ENG
Cover title.
Coal
Devonian
Geology
Illinois
Paleobotany
Palynology
QE105 .A45 no. 445
557.73/08 s
Circular (Illinois State Geological Survey), 445
https://www.biodiversitylibrary.org/bibliography/61460
133798
79629701
10.5962/bhl.title.61460
DLC