[ CHAPTER XX—In the Cavern ]

[ CHAPTER XXI—A Debt of Honor ]

[ CHAPTER XXII—Underqround Wonders ]

[ CHAPTER XXIII—The Unexpected Visitor ]

[ CHAPTER XXIV—In a Tight Corner ]

[ CHAPTER XXV—Love and Revenge ]

[ CHAPTER XXVI—A Date is Fixed ]

[ CHAPTER XXVII—Among the Old Oaks ]

[ CHAPTER XXVIII—The Prize Winner ]

[ CHAPTER XXIX—-The Rendezvous ]