We remem­ber the blues­man Robert John­son as the Jimi Hen­drix of the 1930s, a gui­tarist of stag­ger­ing skill who died before age thir­ty. Both found main­stream suc­cess, but John­son’s came posthu­mous­ly: in fact, his music and Hen­drix’s first music hit it big in the same decade, the 1960s. King of the Delta Blues Singers, an … Con­tin­ue read­ing The Leg­end of How Blues­man Robert John­son Sold His Soul to the Dev­il at the Cross­roads