Third Man Records has a release of Ann Arbor Blues Festival 1969. There are 24 previously unheard songs of blues legend like Howlin' Wolf, Muddy Waters, BB King, James Cotton, T-Bone Walker, Junior Wells, Big Mama Thornton, and more. Get the Ann Arbor Blues Festival 1969 at thirdmanstore.com. https://thirdmanstore.com/ann-arbor-blues-festival-1969-volume-2