Mineralogy of Glacial Tills and Their Weathering Profiles in Illinois

Weathering Profiles

by Donald Lee Graf, George Muggah Hughes, Grover Harry Emrich, Harold Bowen Willman, Jack Sargent Hosking, Jerry Alvin Lineback, Lyle David McGinnis, Ralph Eugene Hunter, Richard David Harvey, Willis L. Busch, Colin Ross Blyth, Paul Kraatz, William Arthur White, R. S. Stemmler, Ronald Arthur Landon, Walter Edward Parham · 1966