Coyne Electrical School v. Paschen , 12 Ill. 2d 387 ( 1957 )
People Ex Rel. Kassabaum v. Hopkins , 106 Ill. 2d 473 ( 1985 )
MacMurray College v. Wright , 38 Ill. 2d 272 ( 1967 )
Caterpillar Tractor Co. v. Department of Revenue , 29 Ill. 2d 564 ( 1963 )