Buchanan 12: Buchanan's Manhunt. Buchanan, #11

Six feet four inches tall, with sandy hair and greenish eyes. He had been on the frontier since he was fourteen and bore the scars of a hundred battles. But in his heart, Buchanan was a peaceable man. It's just that trouble and danger seemed to stalk him. An escaped convict named Farnum, a killer with ice in his blood, had shot down a friend. Now Buchanan had to track him down-and the innocent young girl he had taken hostage.
It was not going to be easy. Farnum was a very clever man. And very dangerous. But Buchanan was not the only one hunting the outlaw. A crooked lawman with greedy eyes on Farnum's hidden cache of stolen loot decided to track the killer, too. And if he had to murder Buchanan to get him, he would .