In 1972 I had finished school and was starting out on my career as an artist, working part-time on a trash-collecting crew in Bloomington, Indiana. One day we had taken the garbage truck to pick up a load of old white scrap paper from a printing company. Just as I was about to heave it into the truck's hopper, I thought to myself that maybe I could keep some of it for drawing. The paper measured 23 x 11.5 and had a nice plate surface to it. My supervisor said, "Fine, just fold it up and toss it in the back of the cab," which I did, and when it landed it looked just like a book! That night I su...