Preliminary geological maps of the pre-Pennsylvanian formations in part of southwestern Illinois : Waterloo, Kimmswick, New Athens, Crystal City, Renault, Baldwin, Chester and Campbell Hill quadrangles
Publication Information:
Key Details:
Catalog
RI059
Publication Year
1939
Author
Stuart Weller and J. Marvin Weller. Explanation and stratigraphic summary / J. Marvin Weller