
    No. 704.
    Ruth Elkhorn Coals, Inc., et al. v. Mitchell, Secretary of Labor.
    
      Wallace M. Cohen, James M. Landis and Fred B. Greear for petitioners. Solicitor General Rankin, Assistant Attorney General Doub, Paul A. Sweeney, Stuart Rothman and Bessie Margolin for respondent.
   United States Court of Appeals for the District of Columbia Circuit. Certio-rari denied.  