"Righto. We've got men in that part of the city now. We'll have a network posted within five minutes. Can you hold onto him that long?" Houston looked around. Leadenhall Street was full of people, and the visibility was low. "I'll have to tail him pretty closely," Houston said. "Your damned English fogs don't give a man much chance to see anything." There was a chuckle from the earphone. "Cheer up, Yank; you should have seen it back before 1968. When atomic power replaced coal and oil, our fogs became a devil of a lot cleaner." The voice was quite clear; at the London headquarters of the UN Psychodeviant Police, there was no need to wear a throat mike, which had a tendency to make the voice sound muffled in spite of the Statistical Information-Bit Samplers which were supposed to clarify the speech coming through them. "What do you know about 1968?" Houston asked sardonically. "Your mother was still pushing you around in a baby-carriage then." "In a pram," corrected the Headquarters operator. "That is true, but my dear Aunt Jennifer told me all about it. She was—" "The hell with your Aunt Jennifer," Houston interrupted suddenly. "Here comes Sir Lewis. Get me cover—fast!" "Right. Keep us posted." Sir Lewis Huntley stepped out of the broad door of the bank and turned left. He took a couple of steps and stopped. He didn't look around; he simply took a cigarette out of a silver case, put it in his mouth, and lit it. The glow of the lighter shone yellowly on the brass plate near the door which said: An Affiliate of Westminster Bank, Ltd. Sir Lewis snapped the light out, drew on the cigarette, and strode on down the street, swinging a blue plastex brief case which contained a thousand pounds in United Nations Bank of England notes. Houston decided the baronet had not been looking for a tail; he wished he could probe the man's mind to make sure, but he knew that would be fatal. He'd have to play the game and hope for the best. "He's heading east," Houston whispered. "Doesn't look as if he's going to get a cab." "Check," said the earphone. Sir Lewis seemed in no great hurry, but he walked briskly, as though he had a definite destination in