
    No. 556.
    Sakrete of Northern California, Inc. v. National Labor Relations Board.
    
      Robert L. Black, Jr., for petitioner. Solicitor General Cox, Arnold Ordman, Dominick L. Manoli, Norton J. Come and Warren M. Davison for respondent.
   C. A. 9.th Cir. Cer-tiorari denied.  