XI

Preparations for the invasion of Ganymede went forward during the next six sleeping periods. The Dohlmites had been unsuccessful in their investigation, and had withdrawn behind their force wall, transmitting their orders through the agents of the Venusian Export Lines.

Then the date of sailing was set. Norman received his orders to report aboard the Rocket within twenty-four hours.

He paced back and forth across the living-room of his apartment. Even if the blight did sweep the Dohlmites, he thought, with the Sinn Feiners away on Ganymede they wouldn't be able to take advantage of their opportunity.

Jennifer entered from the bedroom, glanced at him worriedly, said, "Norman, relax or you'll have a nervous breakdown."

He flung himself on the couch. "If only we knew what's happening behind the force wall. The Dohlmites are taking this so queerly. I haven't seen one on the streets for days."

The buzzer announced someone at the door. He leaped to his feet, answered it anxiously. Koal came inside. There was a flicker of triumph in the Martian's eyes.

"The sailing," he announced, "has been indefinitely postponed!"

Norman sank on the couch, only to spring up again.

"Something's happened on the hill!"