1. Intercepted Letters, Papers CC, 51, I, 389-390, NA. Gefferina was secretary to Vice Admiral Graves; Griffin, purser of H.M. Sloop Kingsfisher. Griffin's letter was forwarded to Congress in George Washington's letter of December 18, 1775. It was found along with a number of other letters and papers, on board the prize brig Betsey, sent into Beverly by John Manley.