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tracks 3-5 to 3-10 alto saxophone, flute James Spaulding
tracks 3-5 to 3-10 bass Cecil McBee
tracks 2-6 to 3-4 bass Herbie Lewis
tracks 1-1 to 2-5 bass Ron Carter
design [design direction] Richard Mantel
tracks 1-1 to 1-10 drums Anthony Williams
tracks 2-1 to 2-5 drums Joe Chambers
tracks 2-6 to 3-10 drums Steve Ellington
engineer [recording] Rudy Van Gelder
executive-producer Charlie Lourie
mastered by Ron McMaster
photography by Francis Wolff
tracks 2-6 to 3-4 piano Hal Galper
tracks 2-1 to 2-5 piano Herbie Hancock
tracks 1-1 to 1-10 piano Jaki Byard
producer [for release] Michael Cuscuna
producer [original sessions] Alfred Lion
tracks 2-1 to 3-10 soprano saxophone, flute Sam Rivers
tenor saxophone Sam Rivers
tracks 3-5 to 3-10 trombone Julian Priester
tracks 3-5 to 3-10 trumpet Donald Byrd
tracks 2-1 to 2-5 trumpet Freddie Hubbard
Phonographic Copyright (p) EMI-Capitol Music Special Markets
Copyright (c) Mosaic Records, Inc.
Recorded At Van Gelder Studio, Englewood Cliffs, New Jersey
Tracks 1-1 to 1-10: [m=90015]
Tracks 2-1 to 2-5: [m=90029]
Tracks 2-6 to 3-4: [m=408876]
Tracks 3-5 to 3-10: Involution / [m=172643]