Leo drove to the sign shop. Because they bought in massive industrial quantities, their "scrap" or extra stock was higher quality and cheaper than the retail stores. They even helped him wrap it in plastic so it wouldn't ding in the wind on the roof of his car.

Just as he was about to give up and glue two smaller boards together, he saw a delivery truck for a local .

By Wednesday night, the "City of the Future" had a rock-solid, seamless foundation.

Back at his desk, Leo did what he should have done at the start: he looked at professional distributors. He found and Dick Blick Art Materials .