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]
8. instructional materials
9. primers (books)

Anotations

Scope note:

Children's primers consisting typically of a sheet of parchment or layer of paper mounted on a thin wooden board and protected by a sheet of transparent horn and having on it the alphabet and other rudiments such as the digits and often the Lord's Prayer.