Sonny Boy Williamson American blues harmonica player, singer and songwriter Sonny Boy Williamson plays harmonica on stage in London in close up, October 1963 Full Size Image Gallery: Music Keywords 1960s1963AmericanB+Wblack and whitebluesblues harmonicablues musicblues musicianfamousharmonicaLondonmicmicrophonemusicmusicianon stagesingersongwriterSonny Boy WilliamsonSwinging Sixties