"Some of the legendary gunmen of the Old West were lawmen, but more, like Billy the Kid and Jesse James, were outlaws. Tom Horn (1860?1903) was both. Lawman, soldier, hired gunman, detective, outlaw, and assassin, this darkly enigmatic figure has fascinated Americans ever since his death by hanging the day before his forty-third birthday. In this masterful historical biography, Larry Ball, a distinguished historian of western lawmen and outlaws, presents...