Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Recreational Artifacts (hierarchy name)
5. recreational artifacts (equipment)
6. public entertainment devices

Additional parents:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment
4. Recreational Artifacts
5. recreational artifacts
6. toys
7. toys by form
8. optical toys

Anotations

Scope note:

Boxlike devices containing a lamp, reflectors to concentrate the light, and, usually, lenses to reduce or expand the light designed to project images painted on glass transparencies slowly drawn across the lens; first developed in the mid-17th century.