Credits

Willie Dixon: Bass
Johnnie Johnson: Piano
Lafayette Leake: Piano
Hubert Sumlin: Guitar
Matt "Guitar" Murphy: Guitar
Fred Below: Drums
Reggie Boyd: Bass
Erick Labson: Digital Remastering
G. Smith: Bass
Vartan : Art Direction
Andy McKaie: Compilation Producer
Michael Diehl: Design
Don Bronstein: Photography
Louis Cennamo: Bass
Ryan Null: Photography
Beth Stempel: Production Coordination
Phil Chess: Producer
Leonard Chess: Producer
Phil Thomas: Drums
Ebby Hardy: Drums
Jasper Thomas: Drums
L.C. Davis: Saxophone