V-CVbav-ms-Arch.Cap.S.Pietro.B.80: 'Tenor' and 'Cont[ratenor bassus]': incomplete texts, mostly incipits / Pleni and Benedictus: [Superius] and 'Tenor': 'Duo' / Agnus II: [Superius] and 'Tenor': 'Duo'; 'Cont[ratenor]': '2[secundu]m tacet', '3[tertiu]m ut [supra]'