Sherlock Holmes The Sign of the four
Sir Arthur Conan Doyle
- UK Sweet Cherry Publications Limited c2021
- 254p; Includes illustration
When Holmes is asked to look into a cryptic message received by Mary Morstan, neither he nor Watson expect to be drawn into a decades-old web of betrayal. Soon they're conducting dangerous moonlit expeditions to uncover the meaning of the sign of the four, and resolve a long-buried crime.