Long-term chemical-quality changes in selected Delaware streams
By: by Stuart W. McKenzie ; prepared by the United States Geological Survey in cooperation with the Delaware Geological Survey.
Contributors: Geological Survey (U.S.); Delaware Geological Survey.
Series: Report of investigations / University of Delaware, Delaware Geological Survey ;; no. 34; Report of investigations (Delaware Geological Survey) ;; no. 34.
Publisher: State of Delaware
Published: 1979
Place of publication: Newark, Del
Language: eng
Number of pages: 41
Subjects: Water quality -- Delaware.; Water chemistry -- Delaware.; Chemistry, Inorganic.
Notes: Bibliography: p. 39-40.
"November, 1979."