Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Visual and Verbal Communication (hierarchy name)
4. Information Forms (hierarchy name)
5. information forms (objects)
6. document genres
7. [documents by function]

Anotations

Scope note:

Writings in which important or memorable events, jubilating institutions or important people are commemorated by describing those events, institutions or persons or recording memories of them in order to save them for posterity.