(music-property-description 'digit integer? "digit for fingering")
(music-property-description 'direction ly:dir? "Print this up or down?")
(music-property-description 'text-type symbol? "Particular type of text script (eg. finger, dynamic).")
+(music-property-description 'tempo-unit ly:duration? "The unit for the metronome count.")
+(music-property-description 'tonic ly:pitch? "Base of the scale")
(music-property-description 'element ly:music? "The single child of a Music_wrapper music object, or the body of a repeat.")
(music-property-description 'elements music-list? "A list of elements for sequential of simultaneous music, or the alternatives of repeated music. ")
(music-property-description 'force-accidental boolean? "If set, a cautionary accidental should always be printed on this note")
(music-property-description 'name symbol? "Name of this music object")
(music-property-description 'numerator integer? "numerator of a time signature")
(music-property-description 'once boolean? "Apply this operation only during one time step?")
+(music-property-description 'octavation integer?
+ "This pitch was octavated by how many octaves?
+For chord inversions, this is negative.")
(music-property-description 'origin ly:input-location? "where was this piece of music defined?")
(music-property-description 'penalty number? "Penalty for break hint.")
(music-property-description 'pitch ly:pitch? "the pitch of this note")