ST. MARY'S, SCILLY ISLANDS.—The Life-boat Henry Dundaa put off at about 11 A.M. on the 1st February, and for some hours remained by the ketch Ada, of Gloucester, which had anchored in a bad position in St.

Mary's Sound, and was leaking. A strong gale was blowing from E.N.E., the sea was rough, and the weather very cold..