1André Michaux’s Observations on His Proposed Western Expedition, 20 January 1793 (Jefferson Papers)
Observations sur le Voyage a l’Ouest du Misissipi RC ( ViW ); endorsed by TJ. Tr ( PPAmP :...
2American Philosophical Society’s Instructions to André Michaux, [ca. 30 April 1793] (Jefferson Papers)
To Mr. Andrew Michaud. Sundry persons having subscribed certain sums of money for your...