CHAPTER I APACHES OR LAVA GANG
CHAPTER II AN UNEXPECTED GUEST
CHAPTER III KING OF LIARS
CHAPTER IV SONS OF THE DEVIL
CHAPTER V THE WOLF SHOWS HIMSELF
CHAPTER VI THE LAVA GANG IN ACTION
CHAPTER VII THE SENTENCE
CHAPTER VIII KIDNAPED
CHAPTER IX THE MINE FORTRESS
CHAPTER X A ROMAN BATTERING-RAM
CHAPTER XI THE ATTACK
CHAPTER XII THE WAMPUS ON STILTS
CHAPTER XIII THE MINERS' MEETING
CHAPTER XIV JIM-TWIN AND JACK-TWIN
CHAPTER XV THE TRAP
CHAPTER XVI THE MAIL ROBBER
CHAPTER XVII THE WOLF FILLS THE JAIL
CHAPTER XVIII THE LONG TRAIL
CHAPTER XIX DOT REED
CHAPTER XX SHORTY TALKS
CHAPTER XXI CONFERENCE WITH SLIVERS
CHAPTER XXII ON SQUINT'S TRAIL
CHAPTER XXIII AN OLD FRIEND
CHAPTER XXIV THE WOLF CALL
CHAPTER XXV THE WOLF MAKES HIS KILL
