Credits

Paul Butterfield: Harmonica, Vocals
Elvin Bishop: Guitar, Rhythm Guitar, Vocals
Michael Bloomfield: Slide Guitar
Sam Lay: Drums
Jac Holzman: Production Supervisor
William S. Harvey: Artwork, Photography
Mark Naftalin: Organ
Paul A. Rothchild: Producer
Leonard Heicklen: Photography
Mark Abramson: Producer, Assistant Producer
Jerome Arnold: Bass