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. idiophones
8. struck idiophones
9. directly struck idiophones
10. percussion idiophones
11. percussion idiophones: hollow-bodied
12. [bells and sets of bells]
13. sets of bells

Anotations

Scope note:

Sets of tuned stationary bells, and struck to sound. They are less extensive than carillons, having a range limited to within two octaves. The term is always used in the plural. For a single bell, see "cymbal."