http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
1 online resource (vii, 106 pages) : illustrations, maps.
by W.C. Rasmussen, J.W. Odell, N.H. Beamer.
"Report based mainly on work accomplished cooperatively with the Delaware Geological Survey, the Delaware State Highway Department, and other County, Municipal, and Federal agencies."
"U.S. Government Printing Office: 1965 O--756-538"--Page 106.
Includes bibliographical references (pages 105-106).
Water-supply paper (Washington, D.C.) ; no. 1767