Big John Wrencher

Big John Wrencher (February 12, 1923 - July 15, 1977), also known as One Arm John, was an American blues harmonica player and singer, well known for playing on Maxwell Street Market, Chicago in the 1960s, and who later toured Europe in the 1970s.

Details: http://en.wikipedia.org/wiki/Big_John_Wrencher

recorded in 1974 during his European tour