A-Wn-ms-Mus.Hs.15496: Composer name in ms = 'Petrus de [la] Rue' ('la' written in musical notation) / Title as in ms = 'Missa supra Inviolata' / Pleni: [Superius]: 'De futuris co[n]tinge[n]tibus non est determinata veritas. proverbium philozophi'; 'Contrate[n]or': 'Dominus dedit dominus abstulit. etc. Job'; 'Tenor' and 'Bassus': 'Duo' / Benedictus: 'Tenor': 'Raro mordet canis qui multum post tergum latrat'
D-Ju-ms-7: Composer name in ms = 'Petrus de la Rue' / Title as in ms = 'Missa sup[ra] Inviolata' / Kyrie I: [Superius]: 'Inviolata' (red ink) / Pleni: [Superius]: 'Intelligentibus satis dictu[m] e[st]'; 'Cont[ra]tenor': 'Raro mordet canis q[ui] multu[m] p[ost] tergu[m] latrat' / Benedictus: 'Tenor': 'Recessit hospite insalutato'
E-MO-ms-773: Composer name in ms = 'de [la] Rue' with 'la' written in musical notation / Title as in ms = '[Missa] Inviolata' / Fol. 19-23 and fol. 29 torn or cut out of the manuscript / Qui tollis: incomplete: scrap of fol. 19 left over only / Credo: Scraps of fol. 20, 21, 22 and 23 left over only / Incomplete Sanctus: scrap of fol. 23 left over only / [Superius]: 'Pleni non sunt loquele neque sermo[n]es'; 'Tenor' and 'Baricanor': 'Duo'; 'Contratenor - De absentibus nil nisi bonum' / 'Benedictus: 'Tenor Cantabat vacuus coram latrone viator' / Agnus dei - Dona nobis: Incomplete due to cut out right page (fol. 29)
