http://www.allmusic.com/artist/muhal-richard-abrams-mn0000509696
_ Muhal Richard Abrams - Levels And Degrees Of Light (1968)
https://youtu.be/O24OFJlIRPE
_ Muhal Richard Abrams track 03
https://youtu.be/1gfj2K2q1UM
_ Muhal Richard Abrams – Blues Forever
https://youtu.be/khCwrHzSOt4