Publisher's Synopsis
Strange indeed is human nature
The Valley of Four
The Fourth Adventure written by Sir Arthur Conan Doyle to feature Sherlock Holmes and Dr John Watson. From the annals of Dr Watson comes this dark case for Sherlock Holmes' and one of his early encounters with Professor Moriarty. When Holmes and Watson receive a coded message from one of Moriarty's henchmen warning of dark doings at a manor house, they find themselves on the trail of a murderer.
