18When Campion pulled open the door it was not the familiar figure in blue battle-dress who stepped briskly into the room, but a slender pink-faced young man in a neat office suit. “Mr. Campion, I presume?” he said innocently. “Mr. Oates? Oh, there you are, sir. I hope I’ve done the right thing, but in the circumstances I thought I ought to find you.” The Chief turned to Campion, who was looking at the newcomer as if he did not believe in him, and made the introductions. “This is my secretary,” he said. “How did you get here, Tovey?” The young man stood up stiffly and made his report as if he were in court. “I heard from Superintendent Yeo that you, sir, had followed Mr. Campion who was presumed to be searching for his employee, Lugg. Recollecting that you had told me that the man Lug