CAISTEB, NORFOLK.—On the morning of the 19th June, the schooner Agile, of and for Goole from London, with, a cargo of chalk, stranded on the Middle Cross Sand. A yawl went to her assistance, but was-unable to get near her owing to the heavy sea. Signals were shown, and in response the No. 2 Life-boat went out at 6.45, and brought ashore the schooner's crew, numbering four men, shortly before she became a total wreck..