
    (No. 6088
    County of Cook and Cook County Department of Public Aid, Claimant, vs. State of Illinois, Department of Public Aid, Respondent.
    
      
      Opinion filed May 11, 1971.
    
    Edward V. Hanrahan, Attorney for Claimants.
    William J. Scott, Attorney General; Saul R. Wexler, Assistant Attorney General, for Respondent.
   Perlin, C.J.  