Pierce Oil Corp. v. Commissioner ( 1935 )
Helvering v. Union Pacific Railroad ( 1934 )
Union Pacific Railroad Company v. The United States ( 1968 )
Southern Natural Gas Company v. The United States ( 1969 )
Nassau Lens Co., Inc. v. Commissioner of Internal Revenue, Commissioner of Internal Revenue v. Harry Pildes and Sarah Pildes ( 1962 )
Deputy, Administratrix v. Du Pont ( 1940 )
Dodge Brothers v. United States ( 1941 )
Montana Power Company v. United States ( 1958 )