Sir Arthur Conan Doyle 
A Study in Scarlet and The Sign of Four 

The world’s most famous detective uses his celebrated skills of deduction in A Study in Scarlet, the tale that introduces Dr. John Watson. Recently discharged from the military, Watson takes a room with an amazing young man — the arrogant crime expert, Sherlock Holmes. Their investigation of a bizarre crime proves to be an auspicious beginning for one of the most illustrious crime-solving partnerships of all time.
The second tale, The Sign of Four, is an incredible story of greed and revenge in which Holmes and Watson accompany a beautiful young woman on a mission that leads to a terrifying, one-legged man in the dark heart of London.
A thrilling experience for legions of Holmes fans, these exciting tales will also serve as an excellent introduction to readers who have never made the acquaintance of this incomparable detective and his colleague.