Monsieur Lecoq · Chapter
XVII explained
M.
What happens
M. Segmuller reviews the case and plans a protracted investigation. Lecoq returns from the Prefecture with news that the permit used to visit Polyte was obtained fraudulently, likely by the accomplice. Lecoq then pursues the diamond earring, tracing it from jeweler Doisty to the Marchioness d'Arlange, who sold it to the late Baroness de Watchau, leading to a dead end.
Themes in this chapter
Deception and Disguise
The accomplice uses a fraudulent permit and disguises herself to visit Polyte, demonstrating skilled deception.
Deduction and Scientific Observation
Lecoq uses deductive reasoning to trace the diamond earring through expert appraisal and jeweler records, and observes physical details to rule out the Marchioness as a suspect.
Fate and Coincidence
The trail of the earring leads to a dead end with the death of the Baroness de Watchau, thwarting Lecoq's hopes.
Characters to notice
- M. Segmuller
Reviews the case and plans further investigation; authorizes Lecoq's inquiries.
- Monsieur Lecoq
Reports on the fraudulent permit, then traces the diamond earring to the Marchioness d'Arlange and learns it was sold to the late Baroness de Watchau.
- Widow Chupin
Mentioned as having an interview with the accomplice; her sister's permit was used to visit Polyte.
- Polyte Chupin
Mentioned as the prisoner who was visited using a fraudulent permit.
- Father Absinthe
Mentioned as a trusty messenger available in the corridor.
- Goguet
The smiling clerk who draws up summonses for the magistrate.
- Madame Milner
Mentioned as a potential witness and as the landlady of the Hotel de Mariembourg, suspected of being the accomplice.
- Toinon
Mentioned as a person the accomplice might visit; Lecoq plans to spy on her.
Key passages
“The more promptly a crime is followed by judicial action the easier it is to find the culprit, and prove his guilt. The longer investigation is delayed the more difficult it becomes to adduce conclusive evidence.”
Swift judicial action after a crime makes finding and proving guilt easier; delay makes evidence harder to gather.
M. Segmuller reflects on the importance of timeliness in criminal investigations.
“If up to the present moment he had taken his successive defeats good-humoredly, it was because he believed that he had a talisman in his pocket which was bound to insure ultimate victory.”
Lecoq remained cheerful despite setbacks because he thought the diamond earring would guarantee success.
Lecoq's confidence in the earring as a key clue.
“At last, said he, this affair emerges from the mystery that has enshrouded it. At last I reach the veritable actors in the drama, the exalted personages whose existence I had suspected.”
Lecoq exclaims that the case is finally coming out of obscurity and he is reaching the high-status individuals he suspected.
Lecoq's excitement upon tracing the earring to a marchioness.