stopped at these tracks. How does he know we are hunting for Silent's crew?"
"I dunno," said Dan, "maybe he jest suspects."
"They can't have a long start of us," said Calder. "Let's hit the trail. We'll get them before night."
"No," said Dan, "we won't."
"Why won't we?"
"I've seen Silent's hoss, and I've ridden him. If the rest of his gang have the same kind of hoss flesh, you c'n never catch him with that cayuse of yours."
"Maybe not today," said Calder, "but in two days we'll run him down. Seven horses can't travel as two in a long chase."
They started out across the basin, keeping to the tracks of Silent's horses. It was the marshal's idea that the outlaws would head on a fairly straight line for the railroad and accordingly when they lost the track of the seven horses they kept to this direction. Twice during the day they verified their course by information received once from a range rider and once from a man in a dusty buck-board. Both of these had sighted the fast travelling band, but each had seen it pass an hour or two before Calder and Dan arrived. Such
