The Sign of the Four

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‘I abhor the dull routine of existence. I crave for mental exaltation. That is why I have chosen my own particular profession, or rather created it, for I am the only one in the world…’
In London, 1888, the razor-sharp detective skills of Sherlock Holmes are to be put to the test. Mary Morstan reports two seemingly unconnected and inexplicable events: the disappearance of her father, a British Indian Army