CHAPTER I
THE MILLIONAIRE'S DAUGHTER
CHAPTER II
THE COMING OF THE CHAROLAIS
CHAPTER III
LUPIN'S WAY
CHAPTER IV
THE DUKE INTERVENES
CHAPTER V
A LETTER FROM LUPIN
CHAPTER VI
AGAIN THE CHAROLAIS
CHAPTER VII
THE THEFT OF THE MOTOR-CARS
CHAPTER VIII
THE DUKE ARRIVES
CHAPTER IX
M. FORMERY OPENS THE INQUIRY
CHAPTER X
GUERCHARD ASSISTS
CHAPTER XI
THE FAMILY ARRIVES
CHAPTER XII
THE THEFT OF THE PENDANT
CHAPTER XIII
LUPIN WIRES
CHAPTER XIV
GUERCHARD PICKS UP THE TRUE SCENT
CHAPTER XV
THE EXAMINATION OF SONIA
CHAPTER XVI
VICTOIRE'S SLIP
CHAPTER XVII
SONIA'S ESCAPE
CHAPTER XVIII
THE DUKE STAYS
CHAPTER XIX
THE DUKE GOES
CHAPTER XX
LUPIN COMES HOME
CHAPTER XXI
THE CUTTING OF THE TELEPHONE WIRES
CHAPTER XXII
THE BARGAIN
CHAPTER XXIII
THE END OF THE DUEL
