Melville Fuller,
Mattingly v. Northwestern Virginia Railroad Company…
“ By the act of February 25, 1889, it was provided 'that in all cases where a final judgment or decree shall be rendered in the circuit court of the United States in which there shall have been a question involving the jurisdiction of the court, the party against whom the judgment or decree is rendered shall be entitled to an appeal or writ of error to the supreme court of the United States to review said judgment or decree without reference to the amount of the same ”
