NORTH DEAL AND WALMER.—On the night of the 4th March the Deal Life-boat Mary Somerville, and the Walmer Lifeboat Civil Service No. 4, were launched to the assistance of the s.s.' Waesland, of and for Antwerp, from New York, with a general cargo. The vessel had stranded on the South Sand Head during foggy weather, several of her passengers had been landed by a steam-tug, and it was reported that several others were left on board. The Life-boats remained by her until about 6 o'clock on the following morning when she floated and was towed clear of the sand..