Compendium of Rocks Units in Indiana - A Revision
by: Robert H. Shaver, Curtis H. Ault, Ann M. Burger, Donald D. Carr, John B. Droste, Donald L. Eggert, Henry H. Gray, Denver Harper, Nancy R. Hasenmueller, Walter A. Hasenmueller, Alan S. Horowitz, Harold C. Hutchison, Brian D. Keith, Stanley J. Keller, John B. Patton, Carl B. Rexroad, and Charles E. Weir
Hypertext file
by Todd A. Thompson and Zinta Smidchens
Modified
from
INDIANA GEOLOGICAL SURVEY BULLETIN 59