
    No. 590.
    Kennedy et al. v. Silas Mason Co.
    
      Leonard Lloyd Lockard for petitioners.
    
      Charles D. Egan for respondent.
    
      Solicitor General Perlman filed a brief for the United States, as amicus curiae, urging the petition be granted.
   C. C. A. 5th. Certiorari granted.  