"Nothing Seems to Be Missing."
"I hope you're right," said Ned. "Now tell me more about this green disk. How did you happen to discover the stuff?"
"As to just what it is," replied the other slowly, "I'm not sure yet. When I analyzed it, I found a substance absolutely new to chemistry."
"Where did you get it?" asked Ned.
"I scraped it from that meteorite down in Koku's country in South America."
Ned whistled. "Ever since we found that thing which we called a planet stone, you've been discovering all sorts of things about it."
"I Scraped It From a Meteorite."
"Right now I hope to revolutionize the field of astronomy with it," said Tom.
"Tell me more about this wonderful green substance."