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
8. metalpoint (technique)

Anotations

Scope note:

Technique using a silver wire or rod to draw on a prepared surface, usually paper or parchment; when a silver mark is made on the ground, the metal particles tarnish to form a black mark of silver sulfide.