D-Ju-ms-20: Composer name in ms = 'Petrus de [la] rue'; 'la' in composer name written in musical notation / Title as in ms = 'Quinti thoni' / Quia fecit: [Superius] and 'Contra[tenor]': 'Duo'; [Tenor]: 'Vas vacuum et non signatum'; 'Barricanor': 'Os habent et non loquentur' / Esurientes implevit: 'Tenor' and 'Bassus': 'Duo'; [Superius]: 'Esurientes in discantu tacet' / Sicut locutus: 'Barricanor': 'Non vult mecu[m] ire'
