“Saturday Septr. 12th. [i.e. 13th].,” Founders Online, National Archives, https://founders.archives.gov/documents/Adams/03-02-02-0003-0009-0013. [Original source: The Adams Papers, Diary of John Quincy Adams, vol. 2, March 1786 – December 1788, ed. Robert Taylor J and Marc Friedlaender. Cambridge, MA: Harvard University Press, 1981, p. 453.]