by Rosenshein, Joseph S.(1958) Indiana Division of Water Resources, Bulletin 8 Includes data on pumpage, water levels, water quality, and water well records (with geologic descriptions by drillers). 67 p., 1 fig., 4 tables, 2 plates.
by Abdelrahman M. S. Maaroof and Wilton N. Melhorn, June 1975. Updates Bulletin 8 and Appendix (see above). Purdue University, Water Resources Research Center, West Lafayette, IN Technical Report no.61. 107 p., 4 plates.
by U.S. Department of Agriculture, Natural Resources Conservation Service, In cooperation with Purdue University, Agricultural Experiment Station and the Indiana Department of Natural Resources, State Soil Conservation Board and Division of Soil Conservation. 342 p., 84 plates.