1To Benjamin Franklin from Petre Sargét, 6 July 1779: résumé (Franklin Papers)
ALS : American Philosophical Society <La Rochelle, July 6, 1779, in French: I left New Orleans on April 20 and arrived here June 19. The Americans had taken Illinois and Vincennes, but the post of Vincennes was retaken by the British last November. Col. [George Rogers] Clark has gone by land and sent troops by water to recapture it; there is every reason to believe he has been successful....