The ninth and final Minnesota mystery, in which Shadwell Rafferty, with the inimitable Sherlock Holmes, may have solved his own murder Like many mysteries, this one begins with a murder. But in this case the victim happens to be the detective, on the verge of revealing the culprit in an earlier crime. Had Shadwell Rafferty identified his own murderer? When news of Rafferty's death reaches Sherlock Holmes, in Chicago on the last leg of an American...