Vultum tuum Deprecabuntur omnes divites Vs: Eructavit cor meum Dico ego opera mea [Proprium de Annuntiatione BVM]

Bibliography

Adler, Guido (ed.) 1894-1970. Denkmäler der Tonkunst in Österreich.  Graz and Vienna. pp. (32), 11.

Cuyler, Louise (ed.) 1950. Heinrich Isaak, Choralis Constantinus, Book III, transcribed from the Formschneider first ed. (Nuremberg, 1555).  Ann Arbor. pp. Cuyl, 307.