451. To protect trade and commerce against unreasonable restraints by labor organizations, hearings before subcommittee, 81st Congress, 2d session, on S. 2912, Feb. 16-Mar. 3, 1950. Bookmark Corporate/Agency Authors: Judiciary Committee, Senate and Congress Publisher: Judiciary Committee, Senate Date: 1950 SuDoc number: Y 4.J 89/2:T 67/3