Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Components (hierarchy name)
4. components (objects parts)
5. [components by specific context]
6. information form components
7. layout features

Anotations

Scope note:

Letters or numbers, or combinations of letters and numbers, printed at the foot of the first page, and sometimes on subsequent leaves of a gathering, as a guide to the binder in arranging them in their correct order.