Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Components (hierarchy name)
4. components (objects parts)
5. [components by general context]
6. fasteners
7. clips (fasteners)

Anotations

Scope note:

Fasteners consisting of two metal levers attached to a spring-like clip. Users press on the levers to widen the gap in the base to attach them to papers or other thin items, then secure the levers to the item.