Johannes Martini
Missa Orsus orsus
ModE M.1.13, ff. 1v-14r
4 voices: discantus, altus, tenor, bassus

KYRIE
Kyrie [I], Christe, Kyrie [II]
GLORIA IN EXCELSIS DEI
Et in terra, Qui tollis
CREDO IN UNUM DEUM
Patrem, Et incarnatus est- discantus/altus/bassus trio, Crucifixus
SANCTUS
Sanctus, Pleni sunt/Osanna [I]- discantus/altus/bassus trio, Benedictus- discantus/altus trio, Osanna [II]
AGNUS DEI
Agnus [I] , Agnus [III]