Friday (Aug 11) live-stream of Prelude, Allegro, and Pastorale! Posted on August 8, 2023 by LianeFriday Aug. 11, 8 PDT — Clarke’s breathtaking Prelude, Allegro, and Pastorale (1941) is the concert opener at Old First Concerts in San Francisco — the concert STREAMS, so you can “BE” there!