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. [identifying markings and symbols]
9. marks (identifying markings)
10. [marks by location or context]

Anotations

Scope note:

The more narrowly spaced, fine lines visible in the texture of laid paper, made by the wire mesh at the bottom of the tray in which it is made. Chain lines are the thicker, more widely spaced lines running through the laid lines.