
    No. 61.
    United Gas Pipe Line Co. v. Ideal Cement Co. et al.
    
      Charles S. Rhyne and Herzel H. E. Plaine on the motion.
   Appeal from the United States Court of Appeals for the Fifth Circuit. (Question of jurisdiction postponed to hearing on the merits, 366 U. S. 916.) The motion of the City of Mobile for leave to participate in oral argument is granted.  