WHITHORN.—A vessel having been repotted dismasted in Wigtown Bay on the 9th October, the Life-boat Henry and John Leighton was launched at'3.10 P.M., being in the water in ten minutes from the time the signals were fired to summon the crew, and proceeded with all speed tothe vessel. She was the smack Ellen, of Beaumaris, coal laden, and carrying a crew of two men. Some of the Life-boat men boarded her, assisted to clear away wreckage, and then towed her to (Jorleston..