Robert Johnson (Classical)

Though a street singer whose repertoire was not limited to the blues, Robert Johnson is among the first and most influential Delta bluesmen, despite his having recording only 29 songs before dying at the age of 27. He is credited with writing blues standards like "Dust My Broom" (which Elmore James made into a postwar electric-blues anthem), "Sweet Home Chicago," "Ramblin' on My Mind," "Crossroads...