“To George Washington from Charles Cotesworth Pinckney, 29 March 1790 [letter not found],” Founders Online, National Archives, https://founders.archives.gov/documents/Washington/05-05-02-0186. [Original source: The Papers of George Washington, Presidential Series, vol. 5, 16 January 1790 – 30 June 1790, ed. Dorothy Twohig, Mark A. Mastromarino, and Jack D. Warren. Charlottesville: University Press of Virginia, 1996, p. 291.]