Quality of surface waters of the United States 1965
Subtitle: Parts 3 and 4. Ohio River basin and St. Lawrence River basin.
Series: U.S. Geological Survey water-supply paper -- 1962
Publisher: U.S. Government Printing Office
Published: 1970
Place of publication: Washington, DC
Language: eng
Number of pages: 480
Subjects: Water quality -- United States.
Notes: 1