1. Koan (7:50)
2. Preview (0:51)
3. Phases (12:19)
4. Trane Steps (10:19)
5. Circus Circumstances (7:03)
6. Second Line /bonus track on 1988 CD release/ (8:43)
7. Divergence /bonus track on 1988 CD release/ (5:55)
8. Concentration /bonus track on 1988 CD release/ (11:29)
9. Theme /bonus track on 1988 CD release/ (0:42)
10. New Dimension /bonus track on 1988 CD release/ (6:25)

czas całkowity - 71:36

skład podstawowy:
- Willem Ennes / acoustic & electric pianos, organ
- Tom Barlage / alto & soprano saxophones, flute
- Peter Van Der Sande / bass (1-5), vocal (3)
- Guus Willemse / bass (6-10), vocal (6-10)
- Hans Waterman / drums

oraz:
- Steve Boston / congas & cowbells (3)