Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by origin]
6. biological material
7. plant material
8. [wood and wood by product]
9. [wood by product]
10. lumber
11. [lumber by technique]
12. [lumber by technique: processing method]

Anotations

Scope note:

Lumber, often softwoods, that differs from rough sawn beams in that, instead of using mechanical tolls, hand hewn beams are squared using axes and other hand tools, leaving distinctive axe marks on the beam.