Gentleman detective He lives in Paris with his close friend, the anonymous narrator of the stories. Like the much later Lord Peter Wimsey (see below), Dupin is a bibliophile, and met his narrator friend while both were searching for "the same rare and very remarkable volume" in an obscure library. For hobbies, Dupin is "fond" of enigmas, conundrums, and hieroglyphics. Dupin also bears the French title "Chevalier", meaning that he is a knight in the Légion d'honneur. The classic British gentleman detective appears soon after Poe's Dupin. A gentleman amateur is the ultimate hero of "The Moonstone" (1868), a famous epistolary novel
Police procedural gathering evidence, search warrants, interrogation and adherence to legal restrictions and procedure. The roots of the police procedural have been traced to at least the mid-1880s. Wilkie Collins's novel "The Moonstone" (1868), a tale of a Scotland Yard detective investigating the theft of a valuable diamond, has been described as perhaps the earliest clear example of the genre. As detective fiction rose to worldwide popularity in the late 1800s and early 1900s, many of the pioneering and most popular characters, at least in the English-speaking world, were private investigators or amateurs. See C. Auguste Dupin, Sherlock Holmes, Sam Spade, Miss