"I'm washed up," Preston growled bitterly. "They made a postman out of me. Me—a postman!" He crumpled the assignment memo into a small, hard ball and hurled it at the bristly image of himself in the bar mirror. He hadn't shaved in three days—which was how long it had been since he had been notified of his removal from Space Patrol Service and his transfer to Postal Delivery. Suddenly, Preston felt a hand on his shoulder. He looked up and saw a man in the trim gray of a Patrolman's uniform. "What