Proceedings
Subtitle: third session (reconvened), Washington, D.C., October 13, 1970.
Contributors: United States. Federal Water Quality Administration.
Publisher: U.S. Federal Water Quality Administration
Published: 1971
Place of publication: [Washington]
Language: eng
Number of pages: 66
Subjects: Water -- Pollution -- Potomac River watershed -- Congresses.
Notes: Cover title.