Quality of surface waters of the United States, 1960
Subtitle: parts 3 and 4, Ohio River basin and St. Lawrence River basin
Series: United States Geological Survey water-supply paper -- 1742; U.S. Geological Survey water-supply paper -- 1742
Publisher: U.S. Govt. Print. Off.
Published: 1968
Place of publication: Washington
Language: eng
Number of pages: 309
Subjects: Water quality; Statistics
Other titles: Ohio River basin and St. Lawrence River basin; Ohio River basin and St. Lawrence River basin.