1. 92.01 PIANOS ( INCLUDING AUTOMATIC PIANOS , WHETHER OR NOT WITH KEYBOARDS ) ; HARPSICHORDS AND OTHER KEYBOARD STRINGED INSTRUMENTS ; HARPS BUT NOT INCLUDING AEOLIAN HARPS

2. In a clavicytherium, the jacks move horizontally without the assistance of gravity, so that clavicytherium actions are more complex than those of other harpsichords.

3. Comparing with Bach as the summation and the milestone of the Baroque period, creactive characteristics of rococo presented by Francois Couperin more than 200 harpsichords.

4. - -Other - - -For harpischords, clavichords, accordions and similar instruments, brasswind instruments, bassoons, clarinets, English horns, fifes, flutes, oboes, piccolos, practice chanters, recorders, saxophones, drums and drumsets, cymbals, orchestral or concert chimes and bells, vibraharps or vibraphones, marimbas, xylophones and tuned handbells, and carillons to be employed in churches 10 - - - - -For harpsichords, clavichords, drums and drum sets, cymbals, orchestral or concert chimes and bells, vibraharps or vibraphones, marimbas, xylophones, tuned handbells and carillons to be employed in churches................................................................................................. 20 - - - - -For brass-wind instruments, bassoons, clarinets, English horns, fifes, flutes, oboes, piccolos, practice chanters, recorders and saxophones.. 30 - - - - -For accordions and similar instruments .................................................