Transverse flute in B-flat (A-flat)

Side-blown flute made of cocus wood in three sections (head, barrel and body) with nickel-silver ferrules and keywork. It has four modern-style-cup keys mounted in posts with rods, with flat brass springs attached to keys. The head and barrel are lined with metal (metal tuning slide, tenon/socket joint). The cap is made entirely of wood. The embouchure hole is circular, and the fourth and fifth fi…