Supervision and detention of certain aliens. Part 1, March 19, 1941 : hearings before Subcommittee No. 2 of the Committee on the Judiciary, House of Representatives, Seventy-seventh Congress, first session on H.R. 3, a bill to invest the circuit courts of appeals of the United States with original and exclusive jurisdiction to review the order of detention of any alien ordered deported from the United States whose deportation or departure from the United States otherwise is not effectuated within 90 days after the date the warrant of deportation shall have become final; to authorize such detention orders in certain cases; to provide places for such detention; and for other purposes subsequently amended and reported as a bill to provide for supervision and detention of certain deportable aliens; to establish a board for the supervision of deportable aliens; to provide for the relief of certain aliens from deportation; and for other purposes : subsequently amended and reported as a bill to provide for the supervision and detention of certain deportable aliens; to establish a board for the supervision of deportable aliens; to provide for the relief of certain aliens from deportation, and for other purposes.