
    No. 428.
    No. 429.
    Pennsylvania Water & Power Co. et al. v. Federal Power Commission et al.; and Pennsylvania Public Utility Commission v. Federal Power Commission.
    
      Wilkie Bushby, Randall J. LeBoeuf, Jr., James Pijper, Raymond Sparks, William J. Grove and Thomas M. Kerrigan for petitioners.
    
      Solicitor General Perlman, Assistant Attorney General Baldridge, Robert L. .Stern, Paul A: Sweeney, Melvin Richter, Bradford Ross, Howard Wahrenbrock, Reuben Goldberg and Theodore. French for the'Federal Power Commission; Charles D. Harris for the Public Servicé Commission of Maryland; and Alfred P. Ramsey for the Consolidated Gas Electric Light & Power Co. of Baltimore, respondents.
   United States Court of Appeals for the District of Columbia Circuit. Certiorari granted.  