Title: [Collection of musical treatises]
Authors: Berno, -1048.; Guido,; Hermannus, 1013-1054.; Österreichische Nationalbibliothek.; Carapetyan Collection.
Subjects: Music Manuscripts Austria Vienna.; Music theory History Manuscripts.
Abstract: Contains excerpts of treatises by Guido d'Arezzo, Hermannus Contractus and Odo; anonymous treatises (ff. 12r-92r).