Title: Choralis constantinus. Erster [-zweiter] Theil. Graduale in mehrstimmiger Bearbeitung (a-capella)
Authors: Isaac, Heinrich, approximately 1450-1517; Bezecný, Emil, 1868-1930.; Rabl, Walter, 1873-1940.; Webern, Anton, 1883-1945.
Publisher: Artaria,
Year: 1898
Subjects: Part songs, Sacred.