+
+
+;;;;;;;;;;;;;;;;;;;;
+;;;;;;;;;;;;;;;; INTERNAL
+
+(grob-property-description 'left-neighbors list? " List of
+spacing-wish grobs that are close to the current column.
+
+The closest spacing-wishes determine the actual distances between the
+columns.
+")
+(grob-property-description 'right-neighbors list? "see left-neighbors")
+(grob-property-description 'left-items list? "")
+(grob-property-description 'right-items list? "")
+
+(grob-property-description 'cause scheme? "Any kind of causation objects (i.e. music, or perhaps translator) that was the cause for this grob. ")
+(grob-property-description 'font font-metric? "Cached font metric object")
+(grob-property-description 'break-alignment-done boolean? "mark flag to signal we've done alignment already.")
+(grob-property-description 'staff-symbol ly-grob? "the staff symbol grob that we're in.")
+(grob-property-description 'collision-done boolean? "")
+(grob-property-description 'rest ly-grob? "the staff symbol grob that we're in.")
+(grob-property-description 'rest-collision ly-grob? "rest collision that a rest is in.")
+
+(grob-property-description 'staff-support boolean? " JUNKME.")
+(grob-property-description 'script-molecule pair? "index code for script.")
+
+(grob-property-description 'accidentals-grob ly-grob? "accidentals for this note.")
+
+(grob-property-description 'causes list? "list of cause objects.")
+(grob-property-description 'tremolo-flags number? "")
+(grob-property-description 'chord-tremolo boolean? "if set, this beam is a tremolo. TODO: use interface for this!")
+(grob-property-description 'chord pair? "?")
+(grob-property-description 'begin-of-line-visible boolean? "?")