Agnus Dei. Summa Patris virtus celorum factor
No composer named in the sources used here.
Sources
| Manuscript | Folio | No. in the source | Voices | Genre | Date | Source |
|---|---|---|---|---|---|---|
| Burgos, Monasterio de Santa María la Real de Las Huelgas, Las Huelgas Codex | f. 18 | 21 | 2 | organum | c. 1300 | source |