United Steelworkers v. Warrior & Gulf Navigation Co. , 80 S. Ct. 1347 ( 1960 )
Republic Steel Corp. v. Maddox , 85 S. Ct. 614 ( 1965 )
Vaca v. Sipes , 87 S. Ct. 903 ( 1967 )
Glover v. St. Louis-San Francisco Railway Co. , 89 S. Ct. 548 ( 1969 )