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
8. diffusion transfer process
9. dye diffusion transfer process

Anotations

Scope note:

Diffusion transfer process in which color dyes migrate from the negative to a sealed film unit and residual materials used in the internal development are rendered harmless and invisible once processing is complete. Generic name for the Polaroid SX-70 (TM) process.