"It's nothing of the sort! There are diamonds on the moon; and I can prove it!"
"Well, don't get excited," suggested Mark calmly. "I don't believe it; that's all. You're mistaken about what Reonaris is; that's what you are."
"I am not!" Jack had arisen from his chair, and seemed much elated. In his hand he held clinched the paper which had caused the lively discussion. It was as near to a disagreement as Jack Darrow and Mark Sampson had come in some time.
"Sit down," begged Mark.
"I'll not!" retorted Jack. "I'm going to prove to you that I'm right."
"How are you going to do it?"
"I'm going to get Professor Henderson and Professor Roumann to translate this article for you, and then you can ask them what Reonaris is. Guess that'll convince you; won't it?"
"Maybe; but why don't you ask Andy Sudds or Washington White to give their opinion?"
"Don't get funny," advised the other lad sharply, and then, seeing that his chum was smiling, Jack laughed, cooled down a bit, looked at the paper which he had crumpled in his hand, and said:
"I guess I was getting a little too excited. But I'm sure I'm right. Here's the paper I brought from Mars to prove it, and the only thing there's any doubt about is whether or not Reonaris means diamonds. I'll ask——"