Protecting America's estuaries: the Potomac.
Subtitle: Hearings before a subcommittee of the Committee on Government Operations, House of Representatives, Ninety-first Congress, second session. July 21 and 22, 1970.
Publisher: U.S. Govt. Print. Off.
Published: 1970
Place of publication: Washington
Language: eng
Number of pages: 439
Subjects: Water -- Pollution.; Potomac River Estuary.