Clean Air Act Amendments of 1966 : hearings before the United States House Committee on Interstate and Foreign Commerce, Subcommittee on Public Health and Welfare, Eighty-Ninth Congress, second session, on Sept. 27, 1966.

Committee Serial No. 89-48. Considers H.R. 1687 and S. 3112, to amend the Clean Air Act to authorize FY67 grants to air pollution control agencies to develop, establish, improve and extend air pollution control programs.