L, M-Ar, Mass. Archives Coll., vol. 199 (Revolution Letters, 1778), p. 395. Addressed on separate sheet: “The Honble /Jeremiah Powell Esqr/President of the Massachusetts Council/M.G. Sullivan Boston," with the notation, "on public Service.” Docketed: "Letter from Genl. Sullivan/Augt. 4th 1778."