1XV. George Washington to Captain Judah Alden, 23 November 1780 (Washington Papers)
I impart to you in confidence that I intend to execute an enterprise against Staten Island to morrow night, for which reason I am desirous of cutting off all intercourse with the Enemy on the East side of the River. You will therefore tomorrow at Retreat beating set a guard upon any Boats which may be at the slot or Niack, and not suffer any to go out on any pretence whatever, till next...