Then he turned and went up the trail out of sight and hearing.
Frank drew a deep breath.
“Well, Beaver Bill!” he exclaimed, “what do you think of that?”
“By beavers! I can’t make it out!” replied the perplexed hunter.
“Didn’t it look as if he was signalling to some one over in the valley?”
“I swar it did!”
Frank laughed quietly.
“And there isn’t any doubt but that was what he was doing,” he declared. “Ah, do you hear that?”
To the hearing of the two men from the depths of the valley came the sound of voices.
“Somebody is down thar!” exclaimed the astounded trapper.