Object class
- Information artifacts7,242 objects
- Information artifacts by physical form7,242 objects
- Recordings7,242 objects
- Sound recordings7,242 objects
- Audio cylinders4,024 objects
- Audio reel tapes3,182 objects
- Negatives (photographs)113 objects
- Photographs113 objects
- Musical instruments71 objects
- Sound devices (equipment)71 objects
- Glass plate negatives64 objects
- Black-and-white negatives49 objects
- Negatives by color49 objects
- Drums (membranophones)46 objects
- Membranophones (drums and other instruments that produce sound via vibrating membranes)46 objects
- Phonograph records32 objects
- Aerophones (wind instruments)25 objects
- Flutes (aerophones)25 objects
- Placeholder record (no associated object)5 objects
- Record Status (hierarchy name)5 objects