Carruthers v. B. C. Christopher & Co. , 57 Ill. 2d 376 ( 1974 )
Purtill v. Hess , 111 Ill. 2d 229 ( 1986 )
Country Mutual Insurance Co. v. Livorsi Marine, Inc. , 222 Ill. 2d 303 ( 2006 )
Celotex Corp. v. Catrett, Administratrix of the Estate of Catrett , 106 S. Ct. 2548 ( 1986 )