Billy the Kid and the Lincoln County War (The Luke and Jenny Series of Adventures)

As Luke and his sister Jenny resume their summer vacation their mother plans a stop at the historic town of Lincoln, New Mexico. But when a thunderstorm begins to brew, Luke and Jenny realize things aren't what they seem. Suddenly they are swept back in time and find themselves face-to-face with the notorious Billy the Kid. The ghost of Paul, a young buffalo soldier who lived over a century ago, guides them on their journey as they experience the life and times of this mysterious young outl...