1. 2011-03-02 Re: Issue 1519 in lilypond: StaffGrouper properties d lilypond- lilypond 2. 2011-02-28 Re: Issue 1519 in lilypond: StaffGrouper properties d lilypond- lilypond 3. 2011-02-16 Issue 1519 in lilypond: StaffGrouper properties does lilypond- lilypond