art direction, design concept Richard Germinaro
art direction, design concept Stuart Kusher
tracks c1 to d1 bass Barre Phillips
tracks a1 to b3 bass David Izenzon
design, illustration Vartan
tracks a1 to b3 drums J.C. Moses
tracks c1 to d1 drums Joe Chambers
engineer Rudy Van Gelder
liner notes, reissue producer Michael Cuscuna
photography by Chuck Stewart
producer [original sessions produced by] Bob Thiele
tenor saxophone, written-by Archie Shepp
transferred by Al Schmitt
tracks c1 to d2 vibraphone Bobby Hutcherson
Phonographic Copyright (p) ABC Records, Inc.
Copyright (c) ABC Records, Inc.
Recorded At Van Gelder Studio, Englewood Cliffs, New Jersey
Recorded At Newport Jazz Festival
Published By ABC/Dunhill Music, Inc.
Published By Embassy Music Corp.
Published By PAB Music Corp.
All selections previously released on various ABC Impulse albums, except Side A and D-2 which are previously unreleased alternate takes.

A, B recorded at Van Gelder Studios, Englewood Cliffs, New Jersey on March 9, 1965
C & D1 recorded live at The Newport Jazz Festival, Newport, Rhode Island on July 2, 1965
D2 recorded at Van Gelder Studios, Englewood Cliffs, New Jersey on August 12, 1965

Issued in gatefold sleeve.
Runouts are etched.
Rights Society: BMI
Matrix / Runout: IA-9357-2-A ② A2 IS (Side A)
Matrix / Runout: IA-9357-2-B-RE-1 ② B1 IS (Side B)
Matrix / Runout: IA-9357-2-C ① A1 IS (Side C)
Matrix / Runout: IA-9357-2-D ② A1 IS (Side D)