Many different designs emerged over the course of six years. The early versions were heavily influenced by Kahn, who was also building a house on the same street – the Esherick House of 1961. But by the final design, Venturi and Scott Brown were working together on the project and it took on a much more radical form.
"If you look at the first five of his designs, you'll see that Bob is the Kahn groupie," she explained. "And suddenly, the sixth one, it changes.