... May, when the Merrimac had returned to Norfolk for supplies, a squadron consisting of the Monitor, Naugatuck and Galena (iron-clads) and five large men-of-war, commenced to bombard our batteries at Sewell's Point . The Merrimac immediately left Norfolk for the scene of conflict. As she approached the squadron at full speed the Vanberbilt, one of the fastest steamers then afloat, which, we understood, had b...