The City of San Marino is not noted for bohemian lifestyles, but here on the fringe in oak strewn Kewen Canyon, if not bohemianism, at least haute-bohemianism, with a nod to modernism flourished postwar through the1960's. After the Roulac's conversion of an old pump house into a modern residence with architect Whit Smith, Austin Ayers, an engineer by profession, commenced his own interpretation of...