Cesar Esparza
This is the earliest incarnation of the band Tangerine Dream, as they were known as from 1967 on: Edgar Froese (guitar), Kurt Herkenberg (bass), Lanse Hapshash (drums) and Volker Hombach (violin and flute) .
As "The Ones" they still included Charlie Prince, Hacky Hornbach and Michael Auerbach.