...ut of Roanoke River to-day at two o'clock P. M., and after being tolled ten miles down the sound by the picket force left to guard the entrance of the river, the Mattabesett, Wyalusing, Sassacus, and Whitehead got under way, and stood up to engage them; the smaller boats falling into position in accordance with the enclosed programme. The engagement commenced at 4.40 by the ram firing the first gun, wh...