6. Capt. John Manley's letter of 16 July (
Adams Papers) was enclosed in Jonathan Williams' letter of 25 July (see note 7). Manley, captain of the privateer
Jason, was captured in Sept. 1779 and was finally exchanged in 1781 (
DAB
; Marion and Jack Kaminkow,
Mariners of the American Revolution, Baltimore, 1967, p. 127). Manley recounted his capture and harsh treatment by his captors, including a period in the black hole after an escape attempt, and requested a small sum of money from JA. At the end of the letter, he briefly mentioned Capt. Gustavus Conyngham's arrival at Mill Prison at Plymouth.