39310 - Musical instruments (Miscellaneous)
39311 - Pianos
3931111 - - Pianos: Verticals, Uprights, or Consoles, =<37 in. in height
3931115 - - Pianos: Verticals, Uprights, or Consoles, >37 in. in height
3931151 - - Grand pianos
3931199 - - Pianos (Miscellaneous)
39312 - Organs
3931211 - - Organs: Pipe & Reed
3931251 - - Organs: Electronic
3931299 - - Organs (Miscellaneous)
39313 - Piano & Organ parts
3931311 - - Piano parts & Materials (Actions, Attachments, Strings, Tuning pins, etc.) except benches
3931351 - - Organ parts & Materials, except benches
3931399 - - Piano & Organ parts (Miscellaneous)
39314 - Musical instruments (General) & Parts
3931413 - - Wind instruments: Woodwinds
3931415 - - Wind instruments: Brass winds
3931423 - - Fretted instruments, Nonelectronic only (Such as guitars, Banjos, Mandolins, Ukuleles, etc.)
3931424 - - Guitars, Nonelectronic only
3931425 - - Fretted instuments, Nonelectronic only: Other, incl Banjos, Mandolins, Ukuleles
3931426 - - String instruments (Such as violins, Violas, Bass, Cellos, Harps, Harpsichords & Clavichords)
3931427 - - Nonelectronic fretted or String instruments (Such as harps, Harpsichords, Guitars, Banjos, etc.)
3931431 - - Accessories & Parts, sold separately, such as Reed mouthpieces, Strings (excl piano strings) Music stands, Drummers, etc.
3931450 - - Electronic musical instruments, other than Electronic organs & Synthesizers
3931452 - - Synthesizers (All types)
3931488 - - Percussion musical instruments (Cymbals, Drums, Vibraphones (Nonelectronic) etc.)
3931498 - - Nonelectronic musical instruments (General) + Accordions, etc.
3931499 - - Musical instruments & Parts (Miscellaneous)
3931XX0 - - Musical instruments & Parts (Miscellaneous - Volume)
3931XX2 - - Musical instruments & Parts (Miscellaneous - Speciality)