"For me, of course, when I have patented it," said Urushkidan.

"What?" yelped Ray. "You—"

"Certainly. I inbented it, didn't I? I shall patent it too. Tell me, should I charge an exorbitant royalty or would tere be more money in mass sales at small price?"

"Look here," snarled Ray, "I happen to know how this thing is put together too."

"Do you?" grinned Urushkidan nastily.

"Uh—" Ray looked at the jungle of apparatus and gulped. He had only a few fragmentary drawings. By Einstein, he had no idea how the damned thing worked.

"But we helped you," he protested feebly.

"When you pay your mules and cows, I may consider gibing you a small percentage," said Urushkidan loftily.

"You've already got more money than you know what to do with, you bloated capitalist. I happen to know you invested your Nobel Prize in mortgages and then foreclosed."

"And why not? When te royalties on tis engine start coming in, and I get my second Nobel Prise, maybe ten I can afford an occasional cigar. You Earthlings neber reward genius. All tese years I'be had to smoke tat foul pipe—And tat reminds me, we habe to test tis machine. Where is te nearest tobaco store?"