Credits

Maurice White: Drums
Buddy Guy: Guitar, Vocals
Otis Spann: Piano
Junior Wells: Harmonica, Vocals
Leonard Caston: Piano
Lafayette Leake: Piano
Lacy Gibson: Guitar
Fred Below: Drums
Doug Schwartz: Mastering, Digital Transfer
Vartan : Art Direction
Andy McKaie: Production Coordination, Research
Gary Rice: Assistant Engineer
Mary Katherine Aldin: Liner Notes
Ray Flerlage: Photography
Al Duncan: Drums
Malcolm Chisholm: Engineer
Phil Chess: Producer
Leonard Chess: Producer
Donald Hankins: Baritone Saxophone
Jack Myers: Bass
Jarrett Gibson: Tenor Saxophone
Stephanie Wiesand: Photography
Cathy Swan: Design
Bob Neely: Tenor Saxophone
Gerry Gibson: Saxophone