- \set Staff.instrument = \markup { \column { "Clarinetti" \line { "in B" \textFlat } } }
- \set Staff.instr = \markup { \smaller { "Cl(B" \textFlat ")" } }
+ \set Staff.instrumentName = \markup { \column { "Clarinetti" \line { "in B" \textFlat } } }
+ \set Staff.shortInstrumentName = \markup { \smaller { "Cl(B" \textFlat ")" } }