tracks 6, 7 alto saxophone, bassoon Hosea Taylor
tracks 1 to 5 alto saxophone, flute James Spaulding
art direction, design Michael Boland
tracks 2, 3, 5 bass Bob Cranshaw
tracks 1, 4 bass Larry Ridley
tracks 6, 7 bass Reggie Workman
composed by Freddie Hubbard
tracks 1, 4 congas Big Black
design [cover] Reid Miles
tracks 1, 4 drums Clifford Jarvis
tracks 6, 7 drums Elvin Jones
tracks 2, 3, 5 drums Pete La Roca
tracks 1 to 5 euphonium Kiane Zawadi
liner notes [original] Nat Hentoff
liner notes [reissue] Bob Blumenthal
photography by [cover photograph, liner photographs] Francis Wolff
tracks 1, 4 piano Harold Mabern
tracks 2, 3, 5 piano McCoy Tyner
tracks 6, 7 piano, celesta Herbie Hancock
producer Alfred Lion
recorded by, remastered by [2003] Rudy Van Gelder
reissue producer Michael Cuscuna
tracks 2, 3, 5 tenor saxophone Hank Mobley
tracks 1, 4, 6, 7 tenor saxophone Joe Henderson
trumpet Freddie Hubbard
Phonographic Copyright (p) Blue Note Records
Copyright (c) Blue Note Records
Manufactured By Blue Note Records
Recorded At Van Gelder Studio, Englewood Cliffs, New Jersey
Glass Mastered At EMI MFG.
Designed At The Boland Design Company
Copyright (c) Mosaic Images
Recorded on February 19, (#1 & 4) and February 26, (#2, 3 & 5), 1965 and March 5, 1966 (#6 & 7) at the Van Gelder Studio, Englewood Cliffs, New Jersey.

Tracks 1 to 5 originally issued as BST 84196.
Tracks 6 and 7 not part of original LP.


All transfers from the analog tapes to digital were made at 24-bit resolution.
Barcode: 724359431727
Matrix / Runout: 724359431727 MASTERED BY EMI MFG. 1-1-1 (Variant 1)
Matrix / Runout: 724359431727 MASTERED BY EMI MFG. (Variant 2, First Pressing)
Mastering SID Code: IFPI L043
Mould SID Code: IFPI 6100