Crime to promote the overthrow of government : Hearing before Subcommittee no. 3 of the Committee on the Judiciary, House of Representatives, Seventy-sixth Congress, first session, on H.R.5138 to make unlawful attempts to overthrow the government of the United States; to require licensing of civilian military organizations; to make unlawful attempts to interfere with the discipline of the Army and Navy; to require registration and fingerprinting of aliens; to enlarge the jurisdiction of the United States Circuit Court of Appeals in certain cases, and other purposes. April 12 and 13, 1939.