The Adventure of the Greek Interpreter Sherlock Holmes, far from being a one-off in terms of his powers of observation and deductive reasoning, in fact has an elder brother whose skills, or so Holmes claims, outstrip even his own. As a consequence of this, Watson becomes acquainted with the Diogenes Club and his friend's brother, Mycroft. Mycroft, as Watson learns, does not have the energy of his younger brother and as a consequence is incapable of using his great skills for detective work: In spite of his inertia, the elder Holmes has often delivered the correct answer to a problem that Sherlock has brought to him.
Young Sherlock Holmes: Red Leech Young Sherlock Holmes: Red Leech Young Sherlock Holmes: Red Leech (U.S. edition title: Rebel Fire) is the second novel in the Young Sherlock Holmes series that depicts Arthur Conan Doyle's detective Sherlock Holmes as a teenager in the 1860s. It was written by Andrew Lane and released in the United Kingdom on 5 November 2010 by Macmillan Books. It is a sequel to "" and was followed by "" which was released on 26 May 2011. A few months following the events of the following book, Sherlock Holmes is pleased when Mycroft comes to visit him at Holmes Manor in