Congas, Shekere, Balafon, Agogô, Cabasa, Whistle [Hindewho], Tambourine, Slit Drum [Log Drum], Surdo, Bells [Gankoqui], Percussion [Beer Bottle] – Bill Summers <br />Design [Cover] – Victor Moscoso <br />Drums [Yamaha Drums] – Harvey Mason <br />Electric Bass, Marimbula – Paul Jackson (2) <br />Electric Piano [Fender Rhodes], Clavinet [Hohner D6], Synthesizer [Arp Odyssey, Arp Soloist], Pipe – Herbie Hancock <br />Management – Adamsdad Management Co.* <br />Photography By – Waldo Bascom <br />Producer – David Rubinson, Herbie Hancock <br />Soprano Saxophone, Tenor Saxophone, Saxello, Bass Clarinet, Flute [Alto] – Bennie Maupin