The Monsieur Lecoq of the Sûreté Mysteries: Volume 3- Two Volumes in One Edition 'The Slaves of Paris' - Hardcoverby mile Gaboriau (Author) Originally published in two volumes a special single volume Lecoq edition Monsieur Lecoq is one of the earliest fictional detectives and his success with the reading public undoubtedly influenced Sir Arthur Conan Doyle in the creation of his more renowned fictional detective, Sherlock Holmes. Lecoq, who was based on the actual former criminal turned police officer, Eugene Vidocq, was the creation of Emile Gaboriau (1832 73),