1. Rosenshein, Joseph S.(1958) Ground-Water Resources of Tippecanoe County, Indiana. Indiana Division of Water Resources, Bulletin 8
Includes data on pumpage, water levels, and water quality.
pdf file can be found at: http://www.in.gov/dnr/water/publications/index.html , then choose
Ground Water Publications, choose Bull. #8

2. Bulletin #8 (1956) Ground-Water Resources of Tippecanoe County, Indiana APPENDIX: Basic Data
Appendix to basic data report by Joseph S. Rosenshein about ground-water resources of Tippecanoe County. Prepared by Joseph S. Rosenshein and Oliver J. Cosner.
Includes water well records (with geologic descriptions by drillers). 67 p., 1 fig., 4 tables, 2 plates.

pdf file can be found at: http://www.in.gov/dnr/water/publications/index.html, then choose
Ground Water Publications, choose Bull. #8, Appendix, Basic Data

3. Hydrogeology of Glacial Deposits in Tippecanoe County, Indiana; Systematic Development of Methologies in Planning Urban Water Resources for Medium Size Communities, by Abdelrahman M. S. Maaroof and Wilton N. Melhorn, June 1975.
Purdue University, Water Resources Research Center, West Lafayette, IN Technical Report no.61. 107 p., 4 plates.
Updates Bulletin 8 and Appendix (see above).

4. Soil Survey of Tippecanoe County, Indiana (1998) 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.

5. Wabash River Valley Aerial Photos, 1929 - digital scans of the "Mosiac of Wabash River, Indiana: Terre Haute to Logansport". Taken by the US Army Corps of Engineers, these are the very first aerial photos ever taken for commercial use. INTRODUCTION and MAPS
see: Stereoscopic Phototopographic Mapping, by C.H. Birdseye, Annals of the Assoc. of Amer. Geographers, v.30, pg.11, 1940. Original PRINT volumes are located in the Map Room.

Print copies of the above can be found in the librarian's office,
Earth and Atmospheric Sciences Library, Purdue University.

Also of interest:

"Hydrogeology of the Lafayette (Teays) Bedrock Valley System, North-Central Indiana," by Thomas N. Bruns and William J. Steen. Ind. DNR, Div. of Water. Water Resources Assessment 2003-7. http://www.in.gov/dnr/water/ground_water/teays/pdf/Teays.pdf

and

"Geology and Hydrogeology of the Teays-Mahomet Bedrock Valley System," edited by Wilton N. Melhorn and John P. Kempton. Geological Society of America, Special Paper 258, 1991. (print copy available in EAS Library Office)