Greg Rzab accompanying John Mayall (not shown), at Jazz Alley, Seattle, Washington, U.S. June 14, 2019.
<a href="//commons.wikimedia.org/wiki/User:Jmabel" title="User:Jmabel">Joe Mabel</a>
CC BY-SA 4.0
Photo by <a href="//commons.wikimedia.org/wiki/User:Jmabel" title="User:Jmabel">Joe Mabel</a>