MONTROSE and ANSTRUTHER, N.B.—On the afternoon of the 23rd March, the brig Die Manten, of Arendal, Norway, bound thence to Leith with a cargo of pit props, arrived off Lunan Bay. The captain and 2 men put off from the vessel in a boat to try to "ascertain where they were; but finding the sea very heavy they endeavoured to pull back again, but could not succeed. TheMincing Lane Life-boat thereupon put off under canvas, and rescued the 3 men, who were by that time about a hundred yards from the rocks at Usan, their boat being half full of water and the men much exhausted. As the vessel was then about seven miles distant, the men were taken to Montrose..