The Sign of Four Illustrated

"The Sign of Four"" redirects here. For other uses, see The Sign of Four (disambiguation).For the Mystical Sign of Four, see Merchant's Mark.The Sign of the Four""The Sign of the Four"" in Lippincott's Monthly Magazine (1890).jpgOne of the coversheets to the original serial publication of the novel in Lippincott's Monthly MagazineAuthor Arthur Conan DoyleCountry United KingdomLanguage EnglishSeries Sherlock HolmesGenre Mystery novelPublisher Lippincott's Monthly MagazineSpencer Blackett (book)Publication date February 1890Media type Print (Magazine, Hardback & Paperback)Preceded by A Study in Scarlet Followed by The Adventures of Sherlock Holmes Text The Sign of the Four at WikisourceHow often have I said to you that when you have eliminated the impossible, whatever remains, however improbable, must be the truth?Sherlock Holmes, Chap. 6, p. 111The 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."