Gannon v. C., M., ST. P. & P. RY. CO. , 22 Ill. 2d 305 ( 1961 )
Carruthers v. B. C. Christopher & Co. , 57 Ill. 2d 376 ( 1974 )
Jardine v. Rubloff , 73 Ill. 2d 31 ( 1978 )