Proceedings
Subtitle: Progress evaluation meeting, June 4, 1968, Cleveland, Ohio.
Contributors: United States. Federal Water Pollution Control Administration.
Publisher: U.S. Dept. of the Interior, Federal Water Pollution Control Administration [U.S. Govt. Print. Off.
Published: 1969
Place of publication: [Washington]
Language: eng
Number of pages: 467
Subjects: Water -- Pollution -- Erie, Lake -- Congresses.
Other titles: Pollution of Lake Erie and its tributaries--Indiana, Michigan, New York, Ohio, Pennsylvania.
Notes: Cover title.