Bibliography and index of Illinois geology through 1965.  by H.B. Willman, Jack A. Simon, Betty M. Lynch and V.A. Langenheim
Contributors: Simon, J.A.; Lynch, B.M.; Langenheim, V.A.
Publisher: Illinois State Geological Survey
Place of publication: Urbana
Language: eng
Number of pages: 373
Subjects: Geology - Illinois
Notes: 11