At the University of California , Berkeley , Brico worked as an assistant to the director of the San Francisco Opera .
On leaving Oakland Technical High School in Oakland in 1919 she was already an accomplished pianist and had experience in conducting .
At the University of California , Berkeley , pianist worked as an assistant to the director of the San Francisco Opera .
On leaving Oakland Technical High School in Oakland in 1919 she was already an accomplished pianist and had experience in conducting .