Miss Mary Morstan has a strange story to tell. Since her father disappeared, she has received a large pearl through the post on the same day, every year, for si

Sign of the Four is one of the outstanding novels of the Sherlock Holmes series. It is a brilliant mixture of suspense and action with the protagonist disentang

Since her father disappeared, she has received a large pearl through the post on the same day, every year, for six years. Who is sending them? And what about he

One look at an old hat, and Sherlock Holmes can tell you a lot about its owner. He sees - and thinks - a lot more than the people around him, and when a beautif