Knox Spaces #6 (Harmonic horizon) Approximate grade: RCM ARCT / ASTA 6+ / ABRSM 8+ Atonal. Slow, very free. Metronome: Quarter note markings range from 40 to 120.
Trills » Tremolo -- see measure 41:
A light, fast LH tremolo allows us to hear the harmonic clearly, and at the same time to hear the presence of the open string underneath. This technique makes the harmonic more stable. (Knox)
