Oliver Wendell Holmes, Jr., Tinker v. Midland Valley Mercantile Company…
“ The supreme court of the state put its decision on the burden of proof, following the analogy of illegal consideration. We hardly need consider whether proof that the note was so largely in excess of the percentage then allowable, especially when coupled with the improbability that the defendant ever had received in the past an annuity so much larger as to warrant such a credit, did not constitute at least a prima facie case. ”
