It was hard work to make their way from rock to rock. All the trails were gone, and they had to proceed with extreme care, for fear of dislodging some rock and rolling down into the valley with it.
"There they are!"
It was Dave who gave utterance to the cry, about half an hour later. He pointed to a distant spur, and there, sure enough, they beheld Abe Blower and Tom Dillon. The old miners had the horses with them.
"I wonder if they were hurt?" queried Phil.
"They seem to be all right," returned Roger. "I wish they would look this way."
"We'll have to signal to them," said Dave.
"How are you going to do it?" asked the shipowner's son. "You can't call to them at such a distance. They wouldn't hear you."
"We can give 'em a pistol shot, Phil."
"Why, to be sure! How foolish I was, not to think of it!"
"I'll fire a shot," said Roger, and brought out his weapon.
To the first shot there was no reply, but when a second was discharged both Abe Blower and Tom Dillon were seen to turn around. Then the boys commenced to wave their hands vigorously.
"They see us!" exclaimed Dave, half a minute later. They saw the two old miners wave their
