In the original Cantus index for this manuscript, differentiae were assigned arbitrary numbers within each mode.
Boyce, James, O. Carm. Inventory of Mainz, Bischöfliches Dom- und Diözesanmuseum, A. Edited by Keith Glaeske. In: Cantus: A Database for Latin Ecclesiastical Chant: Inventories of Chant Sources. Directed by Debra Lacoste (2011-), Terence Bailey (1997-2010), and Ruth Steiner (1987-1996). Web developer, Jan Kolácek (2011-).
Standardized manuscript tonary completed by Rebecca Shaw (Dalhousie University) on March 17, 2018. Edited by Jennifer Bain, Sister Ilaria Culshaw, Lucia Denk, Andrea Klassen, and Brayden Olson (Dalhousie University) on August 29, 2019.