See The Sutherland Brothers Band, Sutherland Brothers, and Sutherland Brothers & Quiver.
These are photos from concerts where The Sutherland Brothers played, so they may be of other bands that played the concert as well.
Elton John / The Sutherland Brothers Oct 20, 1973 Hollywood, Florida, United States Uploaded by Zimtrim
Elton John / The Sutherland Brothers Sep 28, 1973 Philadelphia, Pennsylvania, United States Uploaded by Zimtrim
Elton John / The Sutherland Brothers / Quiver Sep 11, 1973 Atlanta, Georgia, United States Uploaded by Zimtrim
Elton John / The Sutherland Brothers / Steely Dan Sep 1, 1973 San Diego, California, United States Uploaded by Zimtrim