The Sign of Four was the second novel featuring which famous fictional detective, following A Study In Scarlet?
The Sign of Four (2001 film) The Sign of Four (2001) is a Canadian television film directed by Rodney Gibbons and starring Matt Frewer and Kenneth Welsh. The movie is based on Arthur Conan Doyle's second Sherlock Holmes story.
Famous Impostors Famous Impostors is the fourth and final book of nonfiction by Bram Stoker (the author of "Dracula"), published in 1910. It is a book that deals with exposing various impostors and hoaxes.