ONE:After drawing and dividing the rations and cartridges. Si gave the boys the necessary instruction about having their things ready so that they could get them in the dark the next morning, and ordered them to disregard the bonfires and mirth-making, and lie down to get all the sleep they could, in preparation for the hard work of the next day. Then, like the rest of the experienced men, who saw that the campaign was at length really on, and this would be the last opportunity for an indefinite while to write, he sat down to write short letters to his mother and to Annabel.The rebels thrown out in advance of the gorge, on outlying hills, rocks and cliffs, were swept backward and into the gap by the resistless wave of blue rolling forward, fiery and thundering, gathering force and vehemence as it converged into a shortening semi-circle about the rugged stronghold.