Air Pollution Control and Solid Wastes Recycling. hearings before the United States House Committee on Interstate and Foreign Commerce, Subcommittee on Public Health and Welfare, Ninety-First Congress, first session and Ninety-First Congress, second session, on Dec. 8, 9, 1969; Mar. 5, 16, 17, 1970. Part 1 :

Committee Serial No. 91-49. Considers. H.R. 12934 and three identical bills, to extend the Clean Air Act for three years. H.R. 15848 and 15 identical bills, to extend the Clean Air Act for three years, require Interior Dept to establish national ambient air quality standards, strengthen controls ove...

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