HarperCollins is proud to present its incredible range of best loved essential classics. `The greatest schemer of all time the organizer of every deviltry the controlling brain of the underworld a brain which might have made or marred the destiny of nations that s the man Summoned to a mysterious manor house by one of the henchmen of his arch nemesis Professor Moriarty Holmes and Watson find themselves confronted by the scene of a brutal murder. But the brilliant Holmes soon reveals that there is much more to this case than first meets the eye... First published as a serialisation in The Strand Magazine between 1914 and 1915 this fourth and final Sherlock Holmes novel will delight fans of Conan Doyle s legendary detective and his faithful sidekick Watson.