
    (No. 6437
    Aero Ambulance Service, Inc., Claimant, vs. State of Illinois, Department of Mental Health, Respondent.
    
      Opinion filed July 14, 1972.
    
    Aero Ambulance Service, Inc., Claimant, pro se.
    William J. Scott, Attorney General; Saul R. Wexler, Assistant Attorney General, for Respondent.
   Perlin, C.J.  