Helvering v. Winmill , 59 S. Ct. 45 ( 1938 )
A. L. A. Schechter Poultry Corp. v. United States , 55 S. Ct. 837 ( 1935 )
Standard Oil Co. of Cal. v. Johnson , 62 S. Ct. 1168 ( 1942 )
Helvering v. R. J. Reynolds Tobacco Co. , 59 S. Ct. 423 ( 1939 )