Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Components (hierarchy name)
4. components (objects parts)
5. [components by specific context]
6. architectural elements
7. [structural elements and components for structural elements]
8. structural elements
9. [supporting and resisting elements]

Additional parents:

1. top of the aat hierarchies
2. Objects Facet
3. Object Genres
4. object genres
5. object genres by form
6. blocks

Anotations

Scope note:

Blocks, strips, or pegs, usually made of wood, set into or onto construction, such as masonry or steel, to serve as surface into which nails may be driven. An example of use is to attach crown molding by nails.