American Folk Blues Festival Sonny Terry and Brownie McGhee, Sister Rosetta Tharpe, Rev. Gary Davis, Cousin Joe and Otis Spann. For filming, the company transformed the disused Wilbraham Road railway station into "Chorltonville", giving it the supposed appearance of a southern U.S.-style station. About 200 fans were brought by train to the platform opposite the performers. The performance was interrupted by a rainstorm, after which Tharpe performed the gospel song "Didn't It Rain". Blues musicians who performed on the American Folk Blues Festival tours included Muddy Waters, Sonny Boy Williamson, John Lee Hooker, Sippie Wallace, T-Bone Walker, Sonny Terry & Brownie McGhee, Memphis Slim,
Delta blues Delta blues range from introspective and soulful to passionate and fiery. Although Delta blues certainly existed in some form or another at the turn of the 20th century, it was first recorded in the late 1920s, when record companies realized the potential African-American market for "race records". The major labels produced the earliest recordings, consisting mostly of one person singing and playing an instrument. Live performances, however, more commonly involved a group of musicians. Current belief is that Freddie Spruell is the first Delta blues artist to have been recorded; his "Milk Cow Blues" was recorded in Chicago in June