As the passage of flags by water between the Posts of Kings bridge & Dobbs Ferry will soon become very precarious if not totally impracticable on account of the ice; I have the honor to inform your Excellency, that whenever it is found more convenient for your flags to proceed by land, they will be received by the Officer Commanding at the New Bridge on the Croton—it will therefore be optional to send them to that place or Dobbs Ferry, during the Winter. I have the honor to be &c.