·? (drone: low [Term not mentioned in available sources])
low drone, retunable during playing: conical, bent, no bell, cavity? / double reed
Invented (17th century) by the Duke of Braschane [Paolo Giordano II Orsini (d.1645 or 1656) ? (➺ internet source)].
Range (c¹-[g²?], chromatic); With 8 or 10 closed keys.
NB: Example(s) to be replaced with staff-notation.
Leydi, Roberto: La zampogna in Europa. Como, 1979, p.142.
Baldano, Giovanni Lorenzo: Libro per scriver l’intavolatura per sonare sopra le sordelline (Tablature book for playing the sordellina; Savona, 1600). Facsimile del manoscritto e studi introduttivi a cura di Maurizio Tarrini, Giovanni Farris, John Henry van der Meer. Savona, 1995, p.130.