The world's most famous detective. The most brilliant mind in fiction. But before he became the great detective, who was young Sherlock Holmes? The seventh book in a series of mystery adventures featuring a teenage Sherlock and endorsed by the Conan Doyle Estate.

The world's most famous detective. The most brilliant mind in fiction. But before he became the great detective, who was young Sherlock Holmes? The seventh book in a series of mystery adventures featuring a teenage Sherlock and endorsed by the Conan Doyle Estate.