Herbie Hancock Man-Child Columbia PC 33812
Herbie Hancock　(Fender Rhodes,Arp Odyssey, Pro Soloist, 2600, String Ensemble Synthsizers,Hohner D6,Oberheim Polyphonic)
David T. Walker　(g)
Stevie Wonder　(harmonica)
Blackbird McKnight　(g)
Wah Wah Watson　(g,Voice Bag,Maestro Universal Synthesizer System,Maestro Sample And Hold Unit)
Bennie Maupin　(ss,ts,Saxello,Bass Cl,bf,af)
Wayne Shorter　(ss)
Ernie Watts,Jim Horn,Garnett Brown,Bud Brisbois,Jay DaVersa,Dick Hyde　(horns)
Paul Jackson　(el-b)
Henry Davis　(el-b)
Louis Johnson　(el-b)
Harvey Mason　(ds)
James Gadson　(ds)
Mike Clark　(ds)
Bill Summers　(per)

Recorded In 1974-75 

1.Hang Up Your Hang Ups　7:26
2.Sun Touch　5:08
3.The Trailor　9:35
4.Bubbles　8:59
5.Steppin' In It　8:38
6.Heartbeat　5:16