Estil C. Ball has been played on NTS shows including Carolina Soul, with Pretty Polly first played on 10 January 2020.

Estil C. Ball (1913–1978) was an American singer-songwriter, fingerstyle guitarist, and country gospel and folk musician from Rugby, Grayson County, Virginia.

From the mid-1950s until 1975, Estil Cortez Ball performed with his wife Orna and their Friendly Gospel Singers in churches and on the radio, especially on WKSK (AM) in West Jefferson, North Carolina and WBOB (AM) in Galax, Virginia. Ball's first recordings were made by John A. Lomax on behalf of the Library of Congress at the 1937 Galax Fiddler's Convention in Galax, Virginia,…