There are at least 6 bands:
These are photos from concerts where Kindred played, so they may be of other bands that played the concert as well.
Frank Zappa / The Mothers Of Invention / tim buckley / Kindred / brotherhood of light Sep 26, 1970 San Rafael, California, United States Uploaded by Zimtrim
Frank Zappa / The Mothers Of Invention / tim buckley / Kindred / brotherhood of light Sep 25, 1970 San Rafael, California, United States Uploaded by Zimtrim
