Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by composition]
6. combination inorganic/organic material
7. composite material

Anotations

Scope note:

Composite material made from scrap leather pieces mixed with white adhesive, which is then pressed and dried and the surface shaved or planed; developed in the mid-20th century by English bookbinder Philip Smith.