The Online Books Page

Books by J. P. Campbell:

Books in the extended shelves:

• Campbell, J. P. (Jean P.): Relation of stream quality to streamflow, and estimated loads of selected water-quality constituents in the James and Rappahannock Rivers near the fall line of Virginia, July 1988 through June 1990 (U.S. Dept. of the Interior, U.S. Geological Survey ;, 1994), also by Donna L. Belval, M. D. Woodside, Geological Survey (U.S.), and Virginia. Department of Environmental Quality. Division of Intergovernmental Coordination (page images at HathiTrust)
• Campbell, J. P. (Jean P.): Trends in nutrients and suspended solids at the Fall Line of five tributaries to the Chesapeake Bay in Virginia, July 1988 through June 1995 (U.S. Dept. of the Interior, U.S. Geological Survey ;, 1996), also by C. F. Bell, Donna L. Belval, Geological Survey (U.S.), and Virginia. Chesapeake Bay and Coastal Programs (page images at HathiTrust)
• Campbell, J. P. (Jean P.): Water quality trends in New England rivers during the 20th century (U.S. Dept. of the Interior, U.S. Geological Survey ;, 2003), also by Keith W. Robinson, Norbert A. Jaworski, Geological Survey (U.S.), and National Water-Quality Assessment Program (U.S.) (page images at HathiTrust)

Find more by J. P. Campbell at your library, or elsewhere.