Home rule : Hearings before the Committee on the District of Columbia, House of Representatives, Ninety-second Congress, second session on H.R. 12823, 355, 9881, and 12922 retrocede part of D.C. to Maryland ; H.R. 8579 referendum, charter board, and municipal charter ; H.R. 12973 self-government and charter referendum ; H.R. 9197 and 9599 referendum and statehood for D.C. ; H.R. 6141, 9499, 10196-97-98, 10386, 13033, and S. 2652 elected mayor and city council ; and H.R. 12543 elected and appointed board of governors. February 8, 24, 29 ; March 8, 14, 21, 28 ; and April 14 and 24, 1972