(Continued From Page 1) schools likewise refused to let them enroll.The three, members of a rock n’ roll combo with two collegians, are Philip Ferrell, Steven Webb and Paul Jarvis. Each is 17. Their agent said a recording contract stipulates no short hair cuts.About the time the petition was being filed late in the day, young Jarvis was allowed to enroll at Samuell. His hair is considered somewhat “less shaggy” than the locks of the others.Hooks said his clients contend that school regulations covering hair cuts violate their civil rights.