Hegeman explained.

"Leaving, one by one," echoed Vinson dully.

Dream! No dream, this!

"Yes, leaving. Stolen. Without being energized, they took off one by one until they were gone!"

"But what—?"

Hegeman was snappish-short. "Get on that machine of yours and find out who's doing it!"

"I can't," said Vinson unhappily.

"Why? Have you forgotten something?"

"The machine is gone," said Vinson breathlessly.

"Gone!" roared Hegeman. "Where?"