In 1946 , Harrison married his second wife , Cecilia Yorba , from one of California 's pioneering Spanish families .
Back in California , Harrison experimented with fins , and later , with polyurethane foam .
In 1946 , Harrison married Harrison 's second wife , Cecilia Yorba , from one California California 's pioneering Spanish families .
Back in California , Harrison experimented with fins , and later , with polyurethane foam .