tracks a3, b3 bass Butch Warren
tracks a1, a2, b1, b2 bass John Ore
design [cover] Reid Miles
drums "Philly" Joe Jones
liner notes Joe Goldberg
photography by [cover photo] Francis Wolff
tracks a1, a2, b1, b2 piano Andrew Hill
tracks a3, b3 piano Herbie Hancock
producer Alfred Lion
recorded by [recording by] Rudy Van Gelder
tenor saxophone Hank Mobley
tracks a3, b3 trumpet Donald Byrd
tracks a1, a2, b1, b2 trumpet Lee Morgan
Record Company Blue Note Records Inc.
Recorded At Van Gelder Studio, Englewood Cliffs, New Jersey
Lacquer Cut At Van Gelder Studio, Englewood Cliffs, New Jersey
Pressed By Plastylite
Blue and white Blue Note Records Inc. New York USA labels.

Blue Note Records Inc., 43 West 61st St., New York, 23 address on back cover.

Recorded on March 7 (A3, B3) and October 2 (all others), 1963
Matrix / Runout: BN 4149-A (Side 1 label)
Matrix / Runout: BN 4149-B (Side 2 label)
Matrix / Runout: BNLP.4149.A. VAN GELDER Plastylite P ear mark (Side 1 runout etched)
Matrix / Runout: BNLP-4149.B. Plastylite P ear mark (Side 2 runout etched)