Hello, Am 27.02.2022 um 06:03 schrieb lilypond-user-requ...@gnu.org:
In a PianoStaff, transiently, I insert a new staff above the left hand to create a kind of "tactus" reference (widely used in contemporary music).
did you already search the notation reference for "Grid_line_span_engraver"? https://lilypond.org/doc/v2.22/Documentation/notation-big-page#grid-lines Maybe that's exactly what you need. Cheers, Klaus
