National and emergency labor disputes, hearings before Committee on Labor and Public Walfare and its subcommittee on labor and labor management relations, 82d Congress, 2d session, on S. 2999, to amend Labor-Management relations act, 1947, so as to provide more effecttve method of dealing with labor disputes in vital industries which affect public interest, and S. 3016, to provide orderly procedure for relinquishment of possession of steel plants under conditions which will assure continued production of articles and materials required for common defense, Apr. 15-May 28, 1952.