. "Margolin, Bob"@en . . "Americanelectric bluesguitarist" . "solo_singer" . "1949-05-09Z"^^ . . . . . . . . . . "Bob Margolin"@en . . . "Bob Margolin (born May 9, 1949, Brookline, Massachusetts, United States) is an American electric blues guitarist. His nickname is \"Steady Rollin'\"."@en . "1973Z"^^ . "1949Z"^^ . . "\"Steady Rollin\""@en .