Object class
- Grinding stones4 objects
- Ground stone4 objects
- Stone tools4 objects
- Worked stone4 objects
- Pestles3 objects
- Aerophones (wind instruments)2 objects
- Bull-roarers2 objects
- Mortars (grinding tools)2 objects
- Musical instruments2 objects
- Recreational Artifacts (hierarchy name)2 objects
- Recreational artifacts (equipment)2 objects
- Sound devices (equipment)2 objects
- Toys (recreational artifacts)2 objects
- Whirling aerophones2 objects
- Spinning tops1 objects