
    J. E. Baker Company, Appellant, v. Pennsylvania Public Utility Commission.
    Argued March 11, 1968.
    
      Arthur Markowitz, with him Thomas H. Reed, and Markowitz, Eagen & Griffith, for appellant; Ronald Ziegler, Assistant Counsel, with him Joseph G. Bruno, Chief Counsel, for Pennsylvania Public Utility Commission, appellee; Samuel R. Russell, with him Harold J. Ryan, and Ryan & Russell, for intervening appellee.
   The order of the commission is affirmed.  