Scope and Contents: Materials from each year are varied and no materials exist for some years. Sometimes the sessions are recorded by the official recording company for the meeting; sometimes the recordings are made by attendees representing the organizers of the program track; sometimes no recordings were made. After 2003 some sessions have posters printed at the primary printer for blues concert posters, Hatch Show Print in Nashville.
Musicians presented at the sessions include Sunnyland Slim, Charles Walton, Bo Diddley, Miss Lavelle White, Mama Laura Mae Gross, Earl Gaines, Roscoe Shelton, Clifford Curry, Robert "H-Bomb" Ferguson, "Weepin' Willie" Robinson, Wylie Trass, Eddie "Bluesmaster" Watson, Deacon Jones, David "Honeyboy" Edwards, Mary Lane, Tommy Brown, and Sandra Hall.