Mark Hummel’s Blues Harmonica Blowouts
~ Release group by Magic Dick, William Clarke, Rick Estrin, James Harman, Lazy Lester, Johnny Dyer, Lee Oskar, Paul deLay, Carey Bell, Sam Myers, Billy Boy Arnold & Mark Hummel
~ Release group by Magic Dick, William Clarke, Rick Estrin, James Harman, Lazy Lester, Johnny Dyer, Lee Oskar, Paul deLay, Carey Bell, Sam Myers, Billy Boy Arnold & Mark Hummel