...M. She left Fortress Monroe at noon, on Saturday, with sealed orders, and when outside the Chesapeake her steam-valve broke, by which the vessel lost two hours while repairing it. She arrived off Cape Hatteras lighthouse at half-past 10 on Sunday morning, where she anchored, preferring to await the next morning in order to have a whole day to cross Hatteras shoals and make the inlet, and to avoid the fogs ...