Nat D. Williams In 1948, Nat D. Williams became the first black radio announcer in Memphis when he began broadcasting for WDIA. He was a co-founder of the Cotton Makers Jubilee and is credited with giving the celebration its name. A history teacher in the Memphis City schools, Williams was best known for Amateur Night on Beale Street, which he began in 1935 at the Old Palace Theater. Williams was also a columnist for the Memphis World.