...oard, started by order of Major-General Mitchel, to destroy the extensive salt-works at Bluffton, S. C. After a slight delay, occasioned by the Planter's going aground, he arrived, and his men, under Captain Strickland , landed and drove in the pickets. The boats then ascended the river, and, at sight of them, the rebels, having no batteries, fled, leaving the expedition to accomplish its purpose and return in saf...