
    No. 56.
    Pennsylvania Railroad Co. et al. v. Rychlik.
    
      Clarence E. Weisell and Harold N. McLaughlin for the Brotherhood of Locomotive Engineers, and Clarence M. Mulholland, Edward J. Hickey, Jr. and Richard R. Lyman for the Railway Labor Executives’ Association.
   Certiorari, 351 U. S. 930, to the United States Court of Appeals for the Second Circuit. The motions for leave to file briefs of the Brotherhood of Locomotive Engineers and Railway Labor Executives’ Association, as amici curiae, are granted.  