UNITED PRIV. DET. & SEC. ASS'N v. Chicago , 62 Ill. 2d 506 ( 1976 )
PEOPLE EX REL. DICKET v. Southern Ry. Co. , 17 Ill. 2d 550 ( 1959 )
Chicago Real Estate Board v. City of Chicago , 36 Ill. 2d 530 ( 1967 )