Table of contents THE MILLIONAIRE'S DAUGHTER THE COMING OF THE CHAROLAIS LUPIN'S WAY THE DUKE INTERVENES A LETTER FROM LUPIN AGAIN THE CHAROLAIS THE THEFT OF THE MOTOR-CARS THE DUKE ARRIVES M. FORMERY OPENS THE INQUIRY GUERCHARD ASSISTS THE FAMILY ARRIVES THE THEFT OF THE PENDANT LUPIN WIRES GUERCHARD PICKS UP THE TRUE SCENT THE EXAMINATION OF SONIA VICTOIRE'S SLIP SONIA'S ESCAPE THE DUKE STAYS THE DUKE GOES LUPIN COMES HOME THE CUTTING OF THE TELEPHONE WIRES THE BARGAIN THE END OF THE DUEL