Water Pollution Control Act Amendments: Hearings, Eighty-eighth Congress, First and Second Sessions, on S. 649, to Amend the Federal Water Pollution Control Act, H.R. 3166 ... H.R. 4571 ... H.R. 6844 ... December 4-6, 9-10, 1963; February 4-7, 17-19, 1964
United States. Congress. House. Committee on Public Works
Jan 1964 · U.S. Government Printing Office