AN EXCEEDINGLY ENJOYABLE while later, the time came to go watch the Pallas Castle maneuver in. In fact, it had somehow gotten past that time, and they were late; but they didn’t hurry their walk aft. Blades took Ellen’s hand; and she raised no objection. Schoolboyish, no doubt—however, he had reached the reluctant conclusion that for all his dishonorable intentions, this affair wasn’t likely to go beyond the schoolboy stage. Not that he wouldn’t keep trying. As they glided through the refining and synthesizing section, which filled the broad half of the asteroid, the noise of pumps and regulators rose until it throbbed in their bones. Ellen gestured at one of the pipes which crossed the corridor overhead. “Do you really handle that big a volume at a time?” she asked above the racket. “No

