[CHAPTER XXIX.—"APRÈS NOUS LE DÉLUGE!"][CHAPTER XXX.—TRAPPED!][CHAPTER XXXI.—ESCAPE!][CHAPTER XXXII.—OMINOUS DEVELOPMENTS][CHAPTER XXXIII.—"NOW COMES THE HOUR SUPREME"][CHAPTER XXXIV.—THE ATTACK][CHAPTER XXXV.—TERROR AND RETREAT][CHAPTER XXXVI.—THE STORMING OF THE WORKS][CHAPTER XXXVII.—DEATH IN THE PIT OF STEEL][CHAPTER XXXVIII.—VISIONS]