+ \new Voice {
+ \override Stem #'direction = #DOWN
+ a4 a2. a1 a\breve*1/2 a\longa*1/4
+ }
+>>
+
+
+\transpose c c {
+ \clef C
+
+ \override Staff.NoteHead #'style = #'default
+ s1*0^\markup { "default" }
+ \pattern
+
+ \override Staff.NoteHead #'style = #'baroque
+ s1*0^\markup { "baroque" }
+ \pattern
+
+ \break
+
+ \override Staff.NoteHead #'style = #'neomensural
+ s1*0^\markup { "neomensural" }
+ \pattern
+
+ \override Staff.NoteHead #'style = #'mensural
+ s1*0^\markup { "mensural" }
+ \pattern
+
+ \break
+
+ \override Staff.NoteHead #'style = #'petrucci
+ s1*0^\markup { "petrucci" }
+ \pattern
+
+ \override Staff.NoteHead #'style = #'harmonic
+ s1*0^\markup { "harmonic" }
+ \pattern
+
+ \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
+
+ \override Staff.NoteHead #'style = #'cross
+ s1*0^\markup { "cross" }
+ \pattern
+
+ \break
+
+ \override Staff.NoteHead #'style = #'xcircle
+ s1*0^\markup { "xcircle" }
+ \pattern
+
+ \override Staff.NoteHead #'style = #'triangle
+ s1*0^\markup { "triangle" }
+ \pattern
+
+ \break
+
+ \override Staff.NoteHead #'style = #'slash
+ s1*0^\markup { "slash" }
+ \pattern