Masses by Isaac, BSB Mus. ms. 3
Choir book from 1510
Masses by Heinrich Isaac:
De apostilis; Paschalis; Martiribus; Confessoribus; Virginibus et. al.
http://daten.digitale-sammlungen.de/~db/0007/bsb00079107/images/
Choir book from 1510
Masses by Heinrich Isaac:
De apostilis; Paschalis; Martiribus; Confessoribus; Virginibus et. al.
http://daten.digitale-sammlungen.de/~db/0007/bsb00079107/images/