sentences:  Blackwell's jazz single-string guitar lines helped pave the way for electric guitarists such as Eddie Durham and Charlie Christian.It has been noted that "How Long, How Long Blues" "enjoyed such immense popularity that it as seized upon by numerous blues singers and jazz artists, its impact spreading way beyond the boundaries of the purely black community".Some of these artists include Pigmeat Markham, who recorded the song for Blue Note Records in 1945 with Oliver "Rev" Mesheux's sextet; James Crutchfield, who recorded the song in 1955 (released on the 2000 CD "Biddle Street Barrelhousin"'); Lonnie Donegan (1956, "Lonnie Donegan Showcase"); Big Joe Turner (1956, "The Boss of the Blues"); Johnnie Ray (1956, "The Big Beat"); Lou Rawls (1962, "Black and Blue"); Dinah Washington (1963, "Back to the Blues"); Davy Graham (1963, "The Guitar Player"); Hot Tuna (1970, "Hot Tuna"); Grateful Dead, who performed it live once (February 12, 1989, at the Great Western Forum, with Spencer Davis as a guest); Eric Clapton (1994, "From the Cradle"); and Pinetop Perkins (1997, "Born in the Delta").