Choirbook with Masses by Isaac and Senfl, BSB Ms mus. 47
Choirbook from 1560 with masses by
Heinrich Isaac: Solenne, de Apostels; de Martiribus; de Confessoribus; de Beata Virgine
Ludwig Senfl: Dominicale; Feriale
Ludwig Daser: de Virginibus
de la Rue: Requiem