"But, Jupiter! This chap isn't going to fight you in the open. He'll use Indian tactics—fact is, he was raised among 'em."

"What's that?" asked Lounsbury.

"Raised among 'em, I said—with the Sioux."

"Speaks the tongue, then?" For some reason, the storekeeper seemed strangely agitated.

"Why, yes."

At that, Lounsbury was off, making straight for the entrance of the building they had been watching.

Fraser went tearing after, and not far from the door managed to stop him.

"For Heaven's sake!" he gasped. "What's struck you?"

"Fraser," said Lounsbury, "did you hear that the Colonel wanted an interpreter?"

"Why—why—great Scott!"