THE SIGN OF FOUR is the second novel featuring Sherlock Holmes written by Sir Arthur Conan Doyle. Doyle wrote four novels and 56 stories starring the fictional detective. The story is set in 1888. The SIGN OF THE FOUR has a complex plot involving service in East India Company, India, the Indian Rebellion of 1857, a stolen treasure, and a secret pact among four convicts ("the Four" of the title) and two corrupt prison guards. It presents the detective's...

First published in 1893, "The Memoirs of Sherlock Holmes" is a collection of eleven detective stories of Sir Arthur Conan Doyle's most famous literary creation, Sherlock Holmes. Doyle had intended that this collection be the final stories of Holmes and Watson and killed off the beloved detective in the last story in this collection, "The Final Problem", which contains the infamous confrontation between Holmes and his arch-nemesis, the criminal Moriarty,...