From the first novel A Study in Scarlet, through to the masterpiece that is The Hound of the Baskervilles and the detective s last story, The Adventure of Shoscombe Old Place, The Sherlock Holmes Book explores every facet of Sir Arthur Conan Doyle s most memorable creation. Discover how Holmes reaches his conclusions through deductive reasoning, plus in-depth biographies of key characters, from Holmes and Watson themselves to Inspector Lestrade, Mrs Hudson, and the detective s arch-enemy Professor Moriarty.