County of Cook v. Ogilvie ( 1972 )
Board of Commissioners v. County of Du Page ( 1984 )
City of Springfield v. Allphin ( 1978 )
Campbell v. Department of Public Aid ( 1975 )
City of Springfield v. Allphin ( 1980 )
Town of City of Peoria v. O'CONNOR ( 1981 )
Shell Oil Co. v. Department of Revenue ( 1983 )