Supernatural hounds, a family curse, a mysterious cipher and the return of a deadly enemy. Sherlock Holmes will have to utilize every skill he has to solve the two classic mysteries collected here. The Hound of the Baskervilles sees Holmes and Dr Watson travel to the misty wilds of Dartmoor to confront a devilish apparition, while in The Valley of Fear the pair investigate a gruesome murder that may be the work of the dastardly Professor Moriarty himself. In this Macmillan Collector's Librar