The Murders in the Rue Morgue Poe's Dupin displays many traits which became literary conventions in subsequent fictional detectives, including Sherlock Holmes and Hercule Poirot. Many later characters, for example, follow Poe's model of the brilliant detective, his personal friend who serves as narrator, and the final revelation being presented before the reasoning that leads up to it. Dupin himself reappears in "The Mystery of Marie Rogêt" and "The Purloined Letter". The unnamed narrator of the story opens with a lengthy commentary on the nature and practice of analytical reasoning, then describes the circumstances under which he first met Dupin during an extended visit to Paris.
Auguste Lupa Auguste Lupa Auguste Lupa is a fictional character in two pastiche novels by author John Lescroart. The novels are "Son of Holmes" (1986) and "Rasputin's Revenge" (1987). Lupa, a secret agent during the First World War, is the son of Sherlock Holmes and Irene Adler. It is strongly implied that he is the younger version of fictional detective Nero Wolfe in the mystery series by Rex Stout. Auguste Lupa is one of many aliases used by the character. Jules Giraud, the narrator of the books, explains that Lupa always chooses as his alias a first name with a connection to