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]

Additional parents:

1. top of the aat hierarchies
2. Objects Facet
3. Visual and Verbal Communication
4. Visual Works
5. visual works
6. visual works by form
7. visual works by form of image
8. silhouettes

Anotations

Scope note:

Drawings or prints, typically profile portraits, made by tracing a profile from a shadow cast by the sitter using a physionotrace, a mechanical instrument invented in 1784 by the French musician and portraitist Gilles-Louis Chrétien.