Ernst Krenek
Between 1942 and 1947 he was a violinist in the San Francisco Symphony Orchestra. In 1949 he made appearances as a viola soloist in the United States and Europe. Accompanied by pianist Yaltah Menuhin, he made a concert tour in 1951 and recorded the 1948 "Viola Sonata" by Ernst Krenek. He was forced to give up professional music due to a neuropathy.