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. information artifacts
7. [information artifacts by physical form]
8. books
9. [books by internal form]

Anotations

Scope note:

Books popular in the 18th and 19th centuries, originally often depicting harlequins, in which folded parts of pages are lifted to reveal new pictures, fitted neatly onto the remaining parts of the previous pictures.