
    (No. 6265
    Crawford, Murphy and Tilly, Inc., Claimant, vs. State of Illinois, Department of Public Works and Buildings, Respondent.
    
      Opinion filed February 17, 1972.
    
    Crawford, Murphy and Tilly, Inc., Claimant, pro se.
    William J. Scott, Attorney General; William E. Webber, Assistant Attorney General, for Respondent.
   Perlin, C.J.  