
    No. 593.
    Perkins, Secretary, et al. v. Lukens Steel Co. et al.
    February 5, 1940.
    
      Solicitor General Jackson for petitioners. '
    Messrs. William Clarke Mason, Q. Max Gardner, Frederick H. Knight, Harold F. McGuire, and Roberts B. Thomas for respondents.
   Petition for writ of certiorari to the Court of Appeals for the District of Columbia granted.  