Groundwater Geology in Southern Illinois

A Preliminary Geologic Report

by John Webster Foster, Wayne Arthur Pryor, George Burke Maxey, George Elbert Ekblaw, Glenn Charles Finger, Harold B. Stonehouse, Harold Rollin Wanless, Harold Wesley Jackman, Howard R. Schwalb, James C. Bradbury, James Edward Hackett, James Stewart Machin, John Everts Lamar, Lester Leroy Whiting, Margaret B. Brophy, Meredith Eggers Ostrom, Morris Morgan Leighton, Orin Wainwright Rees, Robert Edward Bergstrom, Walter Henry Voskuil, Wolf von Engelhardt, Emile Desire Pierron, George Miller Wilson, Juanita Witters, Lidia F. Selkregg, Robert Louis Eissler, W. L. M. Tunn, Willis L. Busch, Frank Hynes Reed · 1954