The Sign of the Four The Sign of the Four The Sign of the Four (1890), also called The Sign of Four, is the second novel featuring Sherlock Holmes written by Sir Arthur Conan Doyle. Doyle wrote four novels and 56 short stories featuring the fictional detective. The story is set in 1888. "The Sign of the Four" has a complex plot involving service in 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 drug habit and humanizes him in a way that had
The House of Silk The House of Silk The House of Silk is a Sherlock Holmes novel written by British author Anthony Horowitz, published in 2011. The book was promoted with the claim it was the first time the Conan Doyle Estate had authorised a new non-Doyle Sherlock Holmes pastiche. "The House of Silk" begins with a brief, personal recounting of events by Watson, much like that in "A Study in Scarlet" by the original author, Sir Arthur Conan Doyle. The reader is informed of the particulars regarding the first meeting of Watson and Holmes, including the circumstances of the Afghan War and a