The Gold-Bug given. Nevertheless, the Legrand character is often compared to Poe's fictional detective C. Auguste Dupin due to his use of "ratiocination". "Ratiocination", a term Poe used to describe Dupin's method, is the process by which Dupin detects what others have not seen or what others have deemed unimportant. Poe originally sold "The Gold-Bug" to George Rex Graham for "Graham's Magazine" for $52 but asked for it back when he heard about a writing contest sponsored by Philadelphia's "Dollar Newspaper". Incidentally, Poe did not return the money to Graham and instead offered to make it up to him with reviews he
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