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. [photography and photographic processes and techniques]
7. photographic processes

Anotations

Scope note:

Photographic process for making temporary black-and-white prints that can be processed through one or two solutions that quickly develop and stabilize the nonpermanent image. Used often by newspapers and news agencies.