The document provides information on famous fictional detectives from literature. It summarizes the key details about 12 well-known detective characters, including their creators, when and where they first appeared, notable works they featured in, and other distinguishing traits. The detectives covered are Inspector Linley, Kinsey Millhone, Philip Marlowe, Sam Spade, Roderick Alleyn, Jules Maigret, Lord Peter Wimsey, Hercule Poirot, Feluda, Sherlock Holmes, and Arthur Conan Doyle as the creator of Sherlock Holmes.