1To John Adams from Henry Knox, 18 December 1793 (Adams Papers)
In pursuance of directions from the President of the United States, I have the honor to submit to the Senate, further information relatively to the Southwestern frontiers. I have the honor to be, with great respect, your obedient servant, Printed Source--American State Papers. 38 vols. (Washington, D.C.: Gales and Seaton, 1831-61)..