Beck v. Stepp , 144 Ill. 2d 232 ( 1991 )
Carver v. Nall , 186 Ill. 2d 554 ( 1999 )
Johnkol, Inc. v. License Appeal Commission , 42 Ill. 2d 377 ( 1969 )
Fox v. Department of Revenue , 34 Ill. 2d 358 ( 1966 )