…first system of a score, set remove-first of VerticalAxisGroup to #t. If only one staff is displayed, … …need to set the remove-empty property of the VerticalAxisGroup to #t for that one staff only. You …
…all-rest staves also in the first system \override VerticalAxisGroup.remove-first = ##t % If only one non-empty staff in … …the alto staff: \context Staff=alto \with { \override VerticalAxisGroup.remove-empty = ##f } << \alt \set Staff.shortInstrumentName = "A" >> >> } \paper { …