"A fingering instruction."
'())
-(ly:add-interface
- 'footnote-interface
- "Make a footnote."
- '(footnote-text))
-
-(ly:add-interface
- 'footnote-spanner-interface
- "Make a footnote spanner."
- '(footnote-text))
-
(ly:add-interface
'fret-diagram-interface
"A fret diagram"