Originally released on the Hat Hut label in 1979, this 2-CD set of saxophonist Steve Lacy's quintet with Steve Potts on saxophone, Irene Aebi on cello, voice & violin, Kent Carter on bass, and Oliver Johnson on drums, are heard live in two tour-de-force concerts, first at the 1977 Jazz Festival, in Willisau, Switzerland, then in 1978 at Jazz Au Totem in Paris, France.