On Spring Street people were finishing work, but I had a job to do. The Quorn Building was a narrow, dirty yellow building. On the wall by the door, between the names of people who could fix your teeth painlessly and people who didn't want to say what they did, I found the name of Rush Madder. He was in Room 619. Everything in the Quorn Building was old and tired and smelled of yesterday's cigarettes. The door of Room 619 was locked. I knocked. The door opened noisily and I was looking at a big man with a round face, oily skin, and a thin black moustache He put out two yellow fingers. "Well, well, the old dog catcher himself. Carmady is the name, I believe?