% No modifications:
\new Staff { \mark \markup { No modifications } \music }
\new Staff \with {
\remove "Time_signature_engraver"
\consists "Ambitus_engraver"
% No modifications:
\new Staff { \mark \markup { No modifications } \music }
\new Staff \with {
\remove "Time_signature_engraver"
\consists "Ambitus_engraver"