Description
Item Description:"A report prepared for the U.S. Environmental Protection Agency, the Soil Conservation Service of the U.S. Department of Agriculture, and the U.S. Geological Survey under EPA Cooperative Agreement CR811858-01."
"Febraury 14, 1986."
Physical Description:72 leaves in various foliations, 5 leaves of plates : illustrations (some color) ; 28 cm.
Bibliography:Includes bibliographies.