Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Furnishings (hierarchy name)
5. furnishings (works)
6. [furnishings by form or function]
7. lighting devices
8. [lighting devices by form]
9. lamps (lighting devices)
10. [lamps by form]

Additional parents:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment
4. Furnishings
5. furnishings
6. furnishings by form or function
7. lighting devices
8. lighting devices by form
9. lamps
10. lamps by method of illumination
11. oil lamps

Anotations

Scope note:

Lamps in which the raising of the oil is effected by the pressure of a liquid of greater specific gravity acting through a column of air. Based on an adaptation of Hero's fountain (220 BCE). For lamps employing the bird-fountain principle use "Cardan lamps."