Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Sound Devices (hierarchy name)
5. sound devices (equipment)
6. [sound devices by acoustical characteristics]
7. aerophones
8. flutes (aerophones)
9. flutes without duct
10. vertical flutes

Anotations

Scope note:

Vertical flutes of the Katanga people of Zimbabwe. They are made with stopped canes, which are fit into a hollow nsala fruit shell. The cane has two finger holes, and the flute is played by blowing across a hole in the shell. Different from "khumbgwes," which has three finger holes.