Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Tools and Equipment (hierarchy name)
5. equipment
6. [equipment by profession or discipline]

Narrower term/s

• musical instruments [NP][+]
  • membranophones [NP] [+]
    • drums (membranophones) [+]
      • friction drums [+]
      • plucked drums [+]
      • struck drums [+]
      • drum components [NP] [+]
      • drum kits
  • keyboard instruments [+]
    • clavichords [NP] [+]
      • fretted clavichords
      • unfretted clavichords
      • chekkers
    • harpsichords [NP] [+]
      • spinets
      • virginals [+]
      • clavicytheria [+]
    • Tangentenflügels [NP]
    • celestas [NP]
    • hurdy-gurdies [NP] [+]
      • organized hurdy-gurdies
      • organistrums
    • keyed monochords [NP] [+]
      • monocordes à clavier
    • pianos [NP] [+]
      • grand pianos [+]
      • player pianos
      • square pianos
      • upright pianos [+]
      • orphicas
      • prepared pianos
    • nyckelharpas [NP]
    • rhythmicons [NP]
    • keyboard instrument components [NP] [+]
      • keyboards (sound device components) [+]
      • [keyboard actions and action components] [+]
      • [swells and swell components] [+]
      • music desks (piano components)
    • harpsichord pianos [NP]
    • claviorgans [NP]
    • organs (general aerophones) [+]
      • organs (pipe organs) [NP] [+]
      • electronic organs [NP]
      • reed organs [NP] [+]
      • piano organs [NP]
  • mechanical instruments [+]
    • barrel organs (organs) [NP] [+]
      • orchestrions
      • serinettes
    • barrel pianos [NP]
    • player pianos [NP]
    • calliopes [NP]
    • orchestrions [NP]
    • music boxes [+]
      • orchestral organettes
    • carillons [NP]
  • percussion instruments [+]
    • struck drums [NP] [+]
      • rattle drums [+]
      • goblet drums [+]
      • hourglass drums [+]
      • talking drums [+]
      • tubular drums [+]
      • frame drums [+]
      • barrel drums [+]
      • ground drums
      • Uganda drums
      • double-conical drums [+]
      • bowl-shaped drums [+]
      • footed drums
      • kendhang
      • áyotls
    • percussion instrument components [NP] [+]
      • drum components [+]
      • percussion beaters [+]
    • poi (percussion instruments)
  • wind instruments [+]
    • organs (pipe organs) [NP] [+]
      • barrel organs (organs) [+]
      • chamber organs
      • portative organs
      • positive organs
      • regals
      • calliopes
      • hydraulises
      • Hammond organs (TM) [NP]
      • organ cases [NP]
      • swell boxes [NP]
      • organ components [NP] [+]
      • band organs
    • brass instruments [+]
      • sarrusophones [NP]
    • woodwind instruments [+]
      • flutes (aerophones) [NP] [+]
      • reedpipes (confined aerophones) [NP] [+]
      • reed instruments
  • stringed instruments (musical instruments)
  • practice instruments [+]
    • mute violins
  • combination instruments [+]
    • harpsichord pianos
    • claviorgans
    • piano organs
• batons (music equipment)[+]
  • drum major batons
• musical accessories[+]
  • bowstring rosin
  • acoustic pickups
  • drum stands
  • guitar slides
  • music clips
  • music seats [+]
    • music benches [+]
      • piano benches
      • organ benches
  • musical instrument cases [+]
    • fife cases
  • musical instrument rests [+]
    • chin rests [NP]
    • shoulder rests [NP]
  • tuning cones