Tree v. DeMar , 2 Ill. 2d 547 ( 1954 )
Guttman v. Schiller , 23 Ill. 2d 323 ( 1961 )
Strader v. Board of Education , 413 Ill. 610 ( 1953 )
Johnson v. Sarver , 413 Ill. 626 ( 1953 )