-\version "2.10.0"
+\version "2.12.0"
\header{
texidoc="
Note head shapes may be set from several choices.
\break
+ \override Staff.NoteHead #'style = #'harmonic-black
+ s1*0^\markup { "harmonic-black" }
+ \pattern
+
+ \override Staff.NoteHead #'style = #'harmonic-mixed
+ s1*0^\markup { "harmonic-mixed" }
+ \pattern
+
+ \break
+
\override Staff.NoteHead #'style = #'diamond
s1*0^\markup { "diamond" }
\pattern