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 conditions of production]
8. manuscripts (documents)

Narrower term/s

• screenfolds (manuscript books)

Anotations

Scope note:

Ancient manuscripts generally taking the form of the modern book: bound leaves of paper or parchment with information inscribed on both faces, attached at a center fold. For books that are printed rather than inscribed, before 1501, use 'incunabula.'