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 Case-Book of Sherlock Holmes The Case-Book of Sherlock Holmes The Case-Book of Sherlock Holmes is the final set of twelve (out of a total of fifty-six) Sherlock Holmes short stories by Arthur Conan Doyle first published in the "Strand Magazine" between October 1921 and April 1927. The first British edition and the first American edition of the collection were both published in June 1927. However, they had slightly different titles. The title of the British collection was "The Case-Book of Sherlock Holmes" (hyphenated "Case-Book"), whereas the title of the American edition was "The Case Book of Sherlock Holmes" ("Case Book" as two words). Further