when it leaves the shelter of a barn and takes the first breath of open air.
All these sounds were faint, but to Buck, straining his ears in an agony of suspense, each one came like the blast of a trumpet. Next there was a click like that of iron striking against rock. Evidently they were leading the horses around on the far side of the house. With a trembling hand he relighted his cigarette and waited, waited, waited. Then he saw them pass below the house! They were dimly stalking figures in the night, but to Buck it seemed as though they walked in the blaze of ten thousand searchlights. He held his breath in expectancy of that mocking laugh from the house—that sharp command to halt—that crack of the revolver.
Yet nothing happened. Now he caught the click of the horses' iron shoes against the rocks farther and farther down the valley. Still no sound from the ranch house. They were safe!
It was then that the great temptation seized on Buck.
It would be simple enough for him to break away. He could walk to the stable, saddle his horse, and tear past the ranch house as fast as his pony could gallop. By the time the outlaws were ready for the pursuit, he would be a mile or more away, and
