Some geological studies presented at the State Academy of Science in 1939
Series: Circular / Illinois State Geological Survey -- no. 60; Circular (Illinois State Geological Survey) -- no. 60.
Publisher: State Geological Survey
Published: 1940
Place of publication: Urbana, Ill
Language: eng
Number of pages: 19
Subjects: Geology
Notes: Cover title.

"Reprinted from the Transactions, Illinois State Academy of Science, vol. 32, no. 2, December 1939 (1940)."

Includes bibliographical references.
Table of contents: title: The age of the LaSalle anticline / J. Norman Payne; title: Progress in geologic mapping of Illinois, 1839-1939 / J. Marvin Weller; title: The Covel conglomerate, a guide bed in the Pennsylvanian of northern Illinois / H.B. Willman; title: Silurian rocks of southern Illinois / John R. Ball; title: Some geological factors in the location and construction of the Lake Springfield dam / George E. Ekblaw; title: Some chemical changes in coal samples during storage / O.W. Rees, M.L. Kalinowski; title: Notes on the histology of an Illinois Psaronius / Geraldine Moon.