G-BIMBBY,—At 9 A.M. on the 12th December the Manchester Unity Life-boat was launched to the assistance of the schooner Margaret of Carnarvon, which was ashore on the Trinity Sands with a signal of distress in her rigging. The Life-boat took off the vessel's crew of four men and brought them ashore. The wind was blowing a strong gale from the N.W. and the sea was heavy..