The Online Books Page

Books by Robert J. Shedlock:

Books in the extended shelves:

• Shedlock, Robert J.: Ground-water-quality assessment of the Delmarva Peninsula, Delaware, Maryland, and Virginia : analysis of available water-quality data through 1987 (U.S. Geological Survey :, 1989), also by Pixie A. Hamilton, Patrick J. Phillips, National Water-Quality Assessment Program (U.S.), and Geological Survey (U.S.) (page images at HathiTrust)
• Shedlock, Robert J.: Saline water at the base of the glacial-outwash aquifer near Vincennes, Knox County, Indiana (U.S. Geological Survey, U.S. Dept. of the Interior, 1980), also by Geological Survey (U.S.), Vincennes (Ind.). Department of Water Works, and Indiana. Department of Natural Resources (page images at HathiTrust)
• Shedlock, Robert J.: Shallow ground-water flow and drainage characteristics of the Brown Ditch basin near the East Unit, Indiana Dunes National Lakeshore, Indiana, 1982 (U.S. Geological Survey ;, 1984), also by William E. Harkness, Geological Survey (U.S.), and United States National Park Service (page images at HathiTrust)
• Shedlock, Robert J.: Shallow ground-water flow, water levels, and quality of water, 1980-84, Cowles Unit, Indiana Dunes National Lakeshore (U.S. Dept. of the Interior, Geological Survey ;, 1986), also by David A. Cohen, Geological Survey (U.S.), and United States National Park Service (page images at HathiTrust)
• Shedlock, Robert J.: Water-quality assessment of the Delmarva Peninsula, Delaware, Maryland, and Virginia--analysis of available ground-water-quality data through 1987 (U.S. Dept. of the Interior, U.S. Geological Survey ;, 1991), also by Pixie A. Hamilton, P. J. Phillips, and Geological Survey (U.S.) (page images at HathiTrust)

Find more by Robert J. Shedlock at your library, or elsewhere.