1To Thomas Jefferson from George Hay, 7 September 1807 (Jefferson Papers)
By the northern mail of this afternoon, I received your letter of the 4th. inst. Your directions with respect to the evidence shall be obeyed. If the testimony is not delivered in Court, I will do whatever is practicable to obtain the affidavits of the witnesses. There are some, who will not, I am persuaded, communicate what they know except in Court. I allude to Dupeistre. Swartwout. Spence....