D.C. reorganization proposals : hearings before Subcommittee No. 1 of the Committee on the District of Columbia, House of Representatives, Ninetieth Congress, first session on H.R. 10521, providing for reorganization of the government of the District of Columbia (plan no. 3) : H.R. 11555 and H.R. 11635, providing for election of commissioner, school board and nonvoting delegate and other reorganization changes : H.R. 11872, relating to powers of the D.C. Commissioners, establishment of Department of Management, providing for election of Board of Education, etc., June 27, July 13, 18, 25, and 31 and August 2, 1967.