• 13 Music Library (Mills)

• 7 Music Scores
• 6 Books

• 7 Divine office (Music)
• 7 History and criticism
• 3 Antiphons (Music)
• 3 Catholic Church
• 3 Responses (Music)
• 2 Hermannus, Contractus, 1013-1054
• 2 History
• 2 Liturgy
• 2 Music
• 1 Afra, of Augsburg, Saint, -approximately 304
• 1 Church music
• 1 Divine office
• 1 Fridolin, Saint
• 1 Hiley, David
• 1 Historia Sanctae Afrae martyris Augustensis
• 1 Historia Sancti Wolfgang
• 1 Historiae Sancti Wolfgang
• 1 Julian, of Le Mans, Saint, active 4th century?
• 1 Orthodox Eastern Church
• 1 Processionals (Liturgical books)
• 1 Rhymed offices
• 1 Sacred music
• 1 Szendrei, Janka
• 1 Verena, von Zurzach, Saint, active 4th century

• 3 Berschin, Walter
• 3 Catholic Church
• 2 Dobszay, László
• 2 Hermannus, Contractus, 1013-1054
• 2 International Musicological Society. Study Group "Cantus Planus."
• 2 Szendrei, Janka
• 1 Bailey, Terence
• 1 Balther
• 1 Bayerische Staatsbibliothek. Clm 14870
• 1 Bayerische Staatsbibliothek. Clm 14872
• 1 Catholic Church. Province of York (England)
• 1 Hankeln, Roman
• 1 Institute of Mediaeval Music
• 1 Kiss, Gábor, 1960-
• 1 Letaldus, active 10th century
• 1 Magyar Tudományos Akadémia. Zenetudományi Intézet
• 1 Pörnbacher, Mechthild
• 1 Sennhauser, Hans Rudolf
• 1 Staatliche Bibliothek Regensburg. 2o lit. 1
• 1 Toy, John
• 1 Universität Regensburg. Musikwissenschaftliches Institut

• 7 English
• 7 Latin
• 4 German
• 3 French
• 2 Italian

• 1 England
• 1 York

• 6 Songs and music
• 4 Gregorian chants
• 4 Scores
• 3 Divine Office (Music)
• 1 Antiphonaries (Service books)
• 1 Antiphons (Music)
• 1 Congresses
• 1 Facsimiles
• 1 Manuscripts
• 1 Responses (Music)

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