Callaghen (Louis L'Amour's Lost Treasures)

Callaghen’s business is soldiering. For twenty years he’d fought all over the world, from China to the deserts of California; now he’s a private in the U.S. Cavalry, poorly paid, his enlistment about to run out. He’s ready to move on … until he comes across a startling discovery—a treasure map belonging to a dead lieutenant who may not have been all that he seemed. The map points the way to an underground river of gold … or does it? To find out, Callaghen will have to fight the toughest war o…