At about 11 P.M. on the 4th December, the alarm guns were fired, on account ofthe danger to a vessel, which, however, disappeared before any assistance could reach her. The Forester Life-boat went to the supposed position of the wrecked vessel, and fell in with the schooner Argo, of Copenhagen, which was in great danger of being wrecked on the south pier. The Life-boatmen warned tne captain of Ms perilous position, and piloted him safely into harbonr..