great artists of the times(unfinished)

bob dylan
van morrison
woody guthrie
pete seeger
joni mitchell
dave matthews band
jimmy cliff
johnny nash
marvin gaye
eric clapton
rem
bob marley
ani difranco
dar williams
grateful dead
phish
moe.
ben harper
the roots
de la soul
billy joel
the beatles
the monkees
the doors
led zeppelin