Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Tools and Equipment (hierarchy name)
5. equipment
6. [equipment by process]
7. bookbinding equipment

Anotations

Scope note:

Thin metal plates of tin or zinc used during pressing to ensure even distribution of pressure, to protect the textblock from moisture, and to prevent the indentations of the turn-ins from marking the textblock.