Reorganization plan no. 2 of 1966 (water pollution control), hearings before Subcommittee on Executive Reorganization, 89th Congress, 2d session, on reorganization plan no. 2 of 1966, prepared in accordance with provisions of Reorganization act of 1949, as amended, and providing for reorganization of certain water pollution control functions, Apr. 6 and 7, 1966.