“[To Thomas Jefferson from Guiraud & Portas, 29 November 1786],” Founders Online, National Archives, https://founders.archives.gov/documents/Jefferson/01-10-02-0417. [Original source: The Papers of Thomas Jefferson, vol. 10, 22 June–31 December 1786, ed. Julian P. Boyd. Princeton: Princeton University Press, 1954, p. 555.]