Chapter 3—A Savant Thawed Sergeant Long hastened to the narrow passage from which opened the outer door of the fort, and heard the cries redoubled, and combined with violent blows on the postern gate, surrounded by high walls, which gave access to the court. The Sergeant pushed open the door, and plunging into the snow, already a foot deep; he waded through it, although half-blinded by the cutting sleet, and nipped by the terrible cold. “What the devil does any one want at this time of night?” exclaimed the Sergeant to himself, as he mechanically removed the heavy bars of the gate; “none but Esquimaux would dare to brave such a temperature as this!” “Open! open! open!” they shouted from without. “I am opening,” replied Sergeant Long, who really seemed to be a long time about it. At la