Forty Times a Killer!By: William W. Johnstone, J. A. Johnstone Series: Bad Men of the West BASED ON THE REAL LIFE OF AN ICON OF AMERICAN FOLKLORE. William Johnstone and J. A. Johnstone are the acclaimed masters of the American frontier and national bestsellers. Now, they take on the deadliest and most feared outlaw to ever walk the Old WestJohn Wesley Hardin. First he became a killer. Then he became a legend. He was 15 when he killed his first man. Before his murderous