
    No. 453.
    Truck Drivers Union Local No. 413, International Brotherhood of Teamsters, Chauffeurs, Warehousemen & Helpers of America, et al. v. National Labor Relations Board.
    
      David Previant, Herbert S. Thatcher and L. N. D. Wells, Jr.,for petitioners. Solicitor General Cox, Arnold Ordman, Dominick L. Manoli and Norton J. Come for respondent.
   C. A. D. C. Cir. Certiorari denied.  