The Seven-Per-Cent Solution

The Seven-Per-Cent Solution is the title of a 1974 novel by Nicholas Meyer. It is written as a pastiche of a Sherlock Holmes adventure, and was adapted for the cinema in 1976. The novel's full title is The Seven-Per-Cent Solution: Being a Reprint from the Reminiscences of John H. Watson, M.D.. Published as a "lost manuscript" of the late Dr. John H. Watson, the book recounts Holmes' recovery from cocaine addiction (with the help of Sigmund Freud) and his subsequent prevention of a European war through the unraveling of a sinister kidnapping plot. It was followed by two other Meyer pastiches, in chronological order, The Canary Trainer and The West End Horror, neither of which has been adapted to film. An introduction states that two canonical Holmes adventures were fabrications. These are The Final Problem, in which Holmes apparently died at the hands of Prof. James Moriarty, and The Empty House, wherein Holmes reappeared after a three-year absence and revealed that he had not been... full article at wikipedia