Ut queant laxis
| Composer | Anonymous | 
|---|---|
| Genre | Hymn | 
Appears in
| Source | Location | Source Attribution | Voices | 
|---|---|---|---|
| E-Bbc M 454 (Cancionero musical de Barcelona) | 149v–150r | - | |
| E-Bbc M 454 (Cancionero musical de Barcelona) | 19r | - | 
Bibliography
Ros-Fábregas, Emilio. 1992. The Manuscript, Biblioteca Catalunya, m. 454: Study and Edition in the Context of the Iberian and Continental Manuscript Tradition. New York, 2 vols, Ph. D. diss. pp. II, 65-68.