Barber v. Westcott ( 1899 )
Freuler v. Helvering ( 1934 )
Uterhart v. United States ( 1916 )
Young Men's Christian Assn. of Columbus v. Davis ( 1924 )
Helvering v. Grinnell ( 1935 )
Burnet v. Harmel ( 1932 )