
    No. 694.
    Cato Brothers, Inc., et al. v. United States.
    
      A. C. Epps and Charles W. Laughlin for petitioners.
    
      Solicitor General Rankin, Assistant Attorney General Doub, Samuel D. Slade and John G. Laughlin, Jr. for the United States.
   C. A. 4th Cir. Certiorari denied.  