"What do you mean?" Barby demanded indignantly. "He absolutely does have a wonderful personality, and I think it's amazing that a coal miner should know so much about gems."

Scotty grinned up at her. "Rick means people can't get on quiz shows unless they have good TV personalities. And how much appeal would the show have if a gem expert answered questions on gems?"

"I see what you mean," Barby agreed.

"That's it," Rick nodded. "Anyway, I agree that the miner has a swell personality, and he certainly knows his gems."

The three fell quiet as the quiz began. The questions were really tough, filled with the kind of detail no one could be expected to remember, but which good contestants always did. Then, at a crucial moment, the miner hesitated over identification of a date in the long and bloody history of the Koh-i-noor diamond.

"If only we could help him," Barby wailed.

"We don't know, either," Scotty reminded.

But Rick suddenly realized that they did know—or, at least, had the answer available. He was certain it could be found in one of his father's books, if not in the encyclopedia. But even if they had time to look it up, which they didn't, the contestant couldn't hear them in a soundproof booth. Or could they get a message to him if they were part of the studio audience? Or was there some other way? It was typical of Rick, when faced with an apparently insoluble problem, to look for an answer.

The miner finally remembered, and the three breathed a mutual sigh of relief. But the ordeal was not yet over, because the questioning had several parts. Next came a quiz on the Star of Africa.

The questions asked, the camera began switching from the contestant's face to the tense faces in the audience. A woman, probably the miner's mother ... a man with a beard ... a man with a hearing aid ...