Samuel Nelson, United States v. Boyd (46 U.S. 29…
“ Before we examine that testimony, we are called upon to determine whether the matters referred to in these treasury transcripts and abstracts are, in law, conclusive upon the defendants, and fix their liability beyond all controversy, like unto a judicial sentence or other legal estoppel, or whether, allowing them to be free from the objections we have interposed to their admissibility, they are to be taken as mere prima facie evidence, and like all prima facie or presumptive evidence may be rebutted by other contradictory proofs, or attacked for fraud and imposition. ”
