Prowo, Pierre
Sonata 5. Flaute Douce. viola dij gamba. Basso Continuo in G minor
The range of the viola da gamba part, written in the alto clef, is f - e’’, with extensive passages in the high register. Performance on the treble viol could therefore be assumed.
Fred Flassig, Die solistische Gambenmusik in Deutschland im 18. Jahrhundert, Göttingen, Cuvillier Verlag, 1998, p.290