"When Sherlock Holmes and Dr. Watson are called to a sinister house, they discover the body of a man whose face is filled with horror. Yet there are no signs of a struggle, just some letters written on the wall in blood. The police are baffled, but the brilliant Holmes uses his powers of deduction to trace the mystery through the damp, murky streets of London and back to the sun-scorched plains of America"--Page 4 of cover.