P-Cm (Coimbra) Biblioteca Municipal FPM-B50-08
Three lessons (Thursday); antiphon for the Benedictus canticle in Lauds, Magnificat antiphon in Vespers, and prayers; three lessons (Friday), with an excerpt from Matthews (21.33) and its commentary by St. Jerome: omilia beati iheronimi presbiteri.
The readings do not coincide with those in the Évora Breviary of 1528; the Braga Breviary of 1494 does not provide comparable contents.
CORBIN, Solange, Essai sur la musique réligieuse portugaise au Moyen Age (1100 - 1385), Paris, Les Belles Lettres, 1952.
Square notation on five red lines