["Sound"]
http://afavant.elte.hu/~wferi/lilypond/ : DebianWoody . You need to add to SourcesList, the repository:
deb http://afavant.elte.hu/~wferi/debian woody main
http://www.pedrokroeger.net/lilypond/lilypond.html: DebianSid, DebianSarge. You need to add to SourcesList the repository:
deb http://www.pedrokroeger.net/lilypond/ ./
See also:
http://lilypond.org/ Official : LilyPond website
http://afavant.elte.hu/lywiki/FrontPage : The LilyPond Wiki
http://www.mutopiaproject.org/ Mutopia, Lilypond-based Musical Scores Archive.