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...