Environmental quality
Subtitle: H.R. 7796 [and others] Hearings, Ninetieth Congress, second session.
Publisher: U.S. Govt. Print. Off.
Published: 1968
Place of publication: Washington
Language: eng
Number of pages: 588
Subjects: Pollution -- United States.
Notes: Hearings held Jan. 17-Mar. 14, 1968.
"No. 2."