  CHAPTER I THE HOUSE IN CHARLTON STREET CHAPTER III THE DISCOVERY IN THE ATTIC CHAPTER IV A KEY TO THE MYSTERY CHAPTER V "THE LASS OF RICHMOND HILL" CHAPTER VII THE DISCOVERIES CORINNE MADE CHAPTER IX INTRODUCING ALEXANDER CHAPTER X ALEXANDER TAKES HOLD CHAPTER XI ALEXANDER SPRINGS A SURPRISE CHAPTER XII THE MYSTERY UNRAVELS FURTHER CHAPTER XIII ALEXANDER ENGAGES IN SOME HISTORICAL RESEARCH CHAPTER XIV A BELATED DISCOVERY AND A SOLEMN CONCLAVE CHAPTER XV SARAH TAKES A HAND IN THE GAME CHAPTER XVI THE SAPPHIRE SIGNET CHAPTER XVII IN WHICH SARAH CHANGES HER MIND THE THE |
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