Saracen! - Brent Towns

Blaine Saracen has returned home to Texas to find his parents dead and his sister taken by Black Ted Allen. So begins a long quest to find his sister.
In the course of his journey, Saracen is caught up in a bloody showdown, having saved the lives of two United States Marshals, then is given the job of transferring a prisoner to Fort Smith. While Saracen is gone, Allen reappears with a vengeance, killing and robbing. But the outlaw's luck runs out when he is captured, only to be freed while being transported for trial. Though once Saracen gets word of it, nothing will stop him from getting the man who killed his parents and took his sister.