1From Thomas Jefferson to William Carmichael and William Short, 18 March 1792 (Jefferson Papers)
The President having thought proper to appoint you joint Commissioners Plenipotentiary, on the part of the U.S. to treat with the court of Madrid on the subjects of the navigation of the Missisipi, arrangements on our limits, and commerce, you will herewith receive your commission; as also Observations on these several subjects reported to the President and approved by him, which will...