A Study in Scarlet is an 1887 detective novel by British author Arthur Conan Doyle.
The book\'s title derives from a speech given by Holmes, an amateur detective, to his friend and chronicler Watson on the nature of his work, in which he describes the story\'s murder investigation as his "Study in scarlet" "There\'s the Scarlet thread of murder.
Watson, who would become among the most famous characters in literature.
Written in 1886, the story marks the first appearance of Sherlock Holmes and Dr.
A Study in Scarlet is an 1887 detective novel by British author Arthur Conan Doyle