Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Object Groupings and Systems (hierarchy name)
4. systems (equipment)
5. [systems by function]
6. film projection systems

Anotations

Scope note:

Trademarked name for a motion picture camera and projection system developed by Paramount Studio technicians that ran standard 35mm film horizontally through a projector, doubling its size. It was used for approximately 70 films between 1954 and 1961.