Out there a new world was waiting-a Dark Moon!-and there they might find.... But his imagination failed him there; he could only thrill with the adventure that the unknown held.Walt Harkness was flying where his license was void; he was flying, too, where all aircraft were banned. But the rules of the Board of Control meant nothing to him this night. Nor did the voluble and sulphurous orders to halt that a patrol-ship flashed north. The patrol-ship was on station; she was lost far astern before she could gather speed for pursuit.