Arose at 4. A fair Wind and good Weather. We have passed the Grand Bank, sounded Yesterday afternoon and found bottom in 30 fathom of Water, on the Eastermost Edge of the Bank.
“25. Thursday.,” Founders Online, National Archives, https://founders.archives.gov/documents/Adams/01-02-02-0009-0007-0004. [Original source: The Adams Papers, Diary and Autobiography of John Adams, vol. 2, 1771–1781, ed. L. H. Butterfield. Cambridge, MA: Harvard University Press, 1961, p. 403.]