...ds constructed; a depot of supplies established. Facing the Confederate works, a parallel line extending from before Yorktown to the Warwick, a (Hasty fortifications of the Confederates at Yorktown .) It was against such fortifications as these, which Magruder had hastily reenforced with sand-bags, that McClellan spent a month preparing his heavy batteries. Magruder had far too few soldiers to m...