The Sign of the Four

Renowned for creating Sherlock Holmes, Conan Doyle's works span various genres, including crime fiction, fantasy, and humor. His stories about Holmes and Dr. Watson set a high standard in detective literature, comprising four novels and fifty-six short stories. Additionally, Doyle explored themes of adventure and intrigue with characters like Professor Challenger and Brigadier Gerard. His early short story about the Mary Celeste also contributed to the mystery's popularity, showcasing his versatility as a writer in both fiction and non-fiction.