creating-blank-staves.ly
+making-some-staff-lines-thicker-than-the-others.ly
+changing-the-appearance-of-a-slur-from-solid-to-dotted-or-dashed.ly
default-direction-of-stems-on-the-center-line-of-the-staff.ly
changing-a-single-notes-size-in-a-chord.ly
grid-lines-emphasizing-rhythms-and-notes-synchronization.ly