Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Visual and Verbal Communication (hierarchy name)
4. Visual Works (hierarchy name)
5. visual works (works)
6. [visual works by material or technique]
7. drawings (visual works)
8. [drawings by function]

Anotations

Scope note:

Regarding the modern building trade, refers to drawings that indicate changes made during construction from the work proposed in the working drawings. For these and other drawings or copies of drawings that are kept as file records of a completed project, use "record drawings." For scale drawings of existing structures, generally, use "measured drawings"; for drawings that generally depict actual locations, use "topographical views."