Hierarchy classification:

1. top of the aat hierarchies
2. Activities Facet
3. Processes and Techniques (hierarchy name)
4. [processes and techniques by specific type]
5. [image-making processes and techniques]
6. [drawing and drawing techniques]
7. drawing techniques

Anotations

Scope note:

The technique that produces graphical representations of structures, machines, and their component parts that communicate the engineering intent of a technical design to the craftsman or worker who makes the product. Drafting is based on the concept of orthographic projection, which in turn is the principal concern of the branch of mathematics called descriptive geometry.