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 form]
8. graphic document genres
9. cartographic materials
10. maps (documents)
11. [maps by subject type]
12. military maps

Anotations

Scope note:

Maps that depict the relief and other features of a battlefield, generally including representations of the disposition and movement of troops. It may also include references to military strategies and tactics.