CHAPTER XXI.

AN ACT OF TREACHERY.

He pointed inquiringly down the hillside at a young figure on horseback that was wearily climbing the declivity.

"He voss come a goot long vay, alretty," commented Geisler, taking in the dust-covered appearance of horse and rider. The gray powder, which covered both, was visible even at that distance.

"He's an American," went on Mr. Merrill, "a young man, too. I don't recollect ever having seen him before round here. Wonder what he wants?"

While he spoke, the rider came rapidly forward, and presently drew rein beside the miner and his super. He was a young man, tall, well muscled, and with a well-poised head, but his eyes were set rather too close, and there was something about that clean-shaven chin that rather made you distrust him.

"I've beaten those kids to it," he muttered to himself, as his eyes first took in the two solitary figures standing at the gate. "The rest will be easy."

Bob Harding, for it was the exiled West Pointer, could hardly help smiling, in fact, as he comprehended the simplicity of his task.

"Good morning," he said in a pleasant voice, as he rode up. "Is this the Esmeralda Mine?"