Valley of Fear

The Valley of Fear is the fourth and final Sherlock Holmes novel by Sir Arthur Conan Doyle. Holmes decodes a cipher warning from Moriarty's organization for "Douglas" in "Birlstone", but a corpse is there already. When Mr. Douglas blows the head off his American assassin, he dresses the body as himself, and hides, to throw off the chase for good. Holmes guesses the missing dumb-bell weighted down ...