The Sign Of Four Av Arthur Conan Doyle

<p><b>The Penguin English Library edition</b><br><br>A dense yellow miasma swirls in the streets of London as Sherlock Holmes and Dr Watson accompany a beautiful young woman to a sinister assignation. <br><br>For Mary Marston has received several large pearls - one a year for the last six years - and now a mystery letter telling her she is a wronged woman. If she would seek justice she is to meet her unknown benefactor, bringing with her two companions. <br><br>But unbeknownst to them all, others stalk London''s fog-enshrouded streets: a one-legged ruffian with revenge on his mind - and his companion, who places no value on human life . . .</p>