Melville Fuller

“ If the conflict of a state law with the constitution, and the decision by the state court in favor of its validity, are relied on, such decision must appear on the face of the record, before the judgment can be re-examined in this court. ”

“ We have held that the question whether a party has by laches and acquiescence waived the right to insist that a state statute impaired the obligation of a contract is not a federal question. Pierce v. ”