原文 (英语)

CONTENTS I JUST AN ARGUMENT II GRAN'PA JIM III A SURPRISE IV SHIFTING SANDS V OFFICIAL INVESTIGATION VI UNDER A CLOUD VII THE ESCAPE VIII A FRIENDLY FOE IX OFFICER O'GORMAN X RATHER QUEER INDEED XI MARY LOUISE MEETS IRENE XII A CHEERFUL COMRADE XIII BUB SUCCUMBS TO FORCE XIV A CALL FROM AGATHA LORD XV BUB'S HOBBY XVI THE STOLEN BOOK XVII THE HIRED GIRL XVIII MARY LOUISE GROWS SUSPICIOUS XIX AN