Credits

Muddy Waters: Guitar
Sonny Boy Williamson: Harmonica, Vocals
Buddy Guy: Guitar
Otis Spann: Piano
Willie Dixon: Bass, Producer, Engineer
Lafayette Leake: Piano
Jimmy Rogers: Guitar
Luther Tucker: Guitar
Robert Lockwood, Jr.: Guitar
Matt "Guitar" Murphy: Guitar
Fred Below: Drums
Bill Inglot: Remix
Erick Labson: Remastering
Dick Shurman: Compilation, Liner Notes
Vartan : Artwork Direction
Andy McKaie: Compilation, Producer
Galen Gart: Photography
Valerie Wilmer: Photography
Geary Chansley: Photo Research
Meire Murakami: Design
Al Duncan: Drums
Jack Meyers: Bass
John Strother: Remix
Phil Chess: Producer, Engineer
Leonard Chess: Producer, Engineer
Clifton James: Drums
Milton Rector: Bass
Donald Hankins: Saxophone
Jarrett Gibson: Saxophone
Eugene Pierson: Guitar