Bass drone
low drone, adjustable: cylindrical, straight, no bell, no cavity / single reed
Lateral (together with the other drones).
Pitch: d; Not in use when playing in G.
NB: Example(s) to be replaced with staff-notation.
➺ Sachs, Curt: Real-Lexikon der Musikinstrumente: zugleich ein Polyglossar für das gesamte Instrumentengebiet [Berlin, 1913]. Hildesheim, 1964 [facsimile].
Leydi, Roberto: La zampogna in Europa. Como, 1979, p.90.