Bohm v. State Employees' Retirement System , 404 Ill. 117 ( 1949 )
Drezner v. Civil Service Commission , 398 Ill. 219 ( 1947 )
Kellogg Switchboard & Supply Corp. v. Department of Revenue , 14 Ill. 2d 434 ( 1958 )
Logan v. Civil Service Commission , 3 Ill. 2d 81 ( 1954 )