
    No. 710.
    Federal Power Commission v. Colorado Interstate Gas Co.
    
      Solicitor General Sobeloff and Willard W. Gatchell for petitioner.
    
      James Lawrence White, William A. Dough-erty, John P. Akolt, Sr., John R. Turnquist, Charles E. McGee and Lewis M. Poe for respondent.
   C. A. 10th Cir. Certiorari granted.  