
    April 25, 1960.
    No. 2,
    No. 3,
    No. 4,
    Original.
    Original.
    Original.
    Wisconsin et al. v. Illinois et al.; Michigan v. Illinois et al.; and New York v. Illinois et al.
    
      Solicitor General Rankin, Assistant Attorney General Morton, David R. Warner and Walter Kiechel, Jr. for the United States.
    
      Grenville Beardsley, Attorney General of Illinois, William C. Wines, Assistant Attorney General, Lawrence J. Fenlon, Peter G. Kuh, George A. Lane, Joseph B. Fleming, Joseph H. Pleck and Thomas M. Thomas for the State of Illinois and the Metropolitan Sanitary District of Greater Chicago.
   The petition of intervention of the United States and the answer of the State of Illinois and the Metropolitan Sanitary District of Greater Chicago are referred to the Special Master.  