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:

Plates, usually metal, fixed to a manufactured item and displaying information about the item. May be used for train locomotives, other vehicles, marine vessels, bridges, other works of engineering, stoves, other appliances, and other things.