Age of the Springville shale (Mississippian) of Southern Illinois
By: [by] Charles Collinson [and] Alan J. Scott.
Contributors: Scott, Alan Johnson, joint author.
Published: 1958
Place of publication: Urbana
Language: eng
Number of pages: 12
Subjects: Shale -- Illinois.; Geology, Stratigraphic -- Mississippian.; Geology -- Illinois.; Paleontology -- Illinois.
Notes: Bibliography: p. 12.