August 18, 1972 Keystone Berkeley, Berkeley, CA: Jerry Garcia-Merl Saunders

This listing from the Hayward Daily Review (August 17, 1972) shows Jerry Garcia and Merl Saunders scheduled to play the Keystone Berkeley on August 18, which was a Friday. The Grateful Dead had played Sacramento on August 12, and would play San Jose on August 20, followed by four shows at the Berkeley Community Theater starting on the 21st.