• Black Angels
  Concord Quartet:
  Mark Sokol (violin)
  Andrew Jennings (violin)
  John Kochanowski (viola)
  Norman Fischer (cello)

• Also includes:
  Quartet for Strings - Stefan Wolpe
  Quartet for Strings - Earle Brown
  Quartet for Strings in Four Parts - John Cage
  Quartet for Strings No. 3 - Leon Kirchner
  Summer - Christian Wolff
  Quartet for Strings No. 5 - Lejaren Hiller
  Quartet for Strings No. 2 - Jacob Druckman
  Structures - Morton Feldman

See review of the complete CD by Raymond Tuttle at Classical Net, 1998