Robert Greenberg of the San Francisco Conservatory of Music surveys Western music in this 48-part lecture series, highlighting social, political, religious and asthetic contexts. This tape contains: 12. Baroque Opera (Part Two), 13. Baroque Sacred Music Part 1: The Oratorio, and 14. Baroque Sacred Music Part 2: The Lutheran Church Cantata. Each lecture approximately 44 minutes; study guide available for each part in the series.