Hearings Before a Subcommittee of the Committee on Interstate and Foreign Commerce, United States Senate, Eighty-third Congress, First Session, Pursuant to S. Res. 41 on Waterfront Racketeering and Port Security. March 27-28, 30; April 1, 17, 24, 28-30; May 6-8; and June 5, 1953, Parts 1-2