In the original Cantus index for this manuscript, differentiae were assigned a two-digit code that identified the last note of each differentiae and used a number to distinguish between differentiae in the same mode that shared the same last note.
Bernagiewicz, Robert. Inventory of Wroclaw, Biblioteka Uniwersytecka (University Library), I F 401. 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-).
Images: Antiphonarium de tempore et de sanctis per annum, I F 401, Rekopisy, Dziedzictwo kulturowe, Biblioteka Cyfrowa Uniwersytetu Wroclawskiego
Standardized manuscript tonary completed by Rebecca Shaw (Dalhousie University) on August 11, 2018. Edited by Jennifer Bain, Sister Ilaria Culshaw, Andrea Klassen, and Brayden Olson and (Dalhousie University) on August 8, 2019 and Rebecca Shaw on August 11, 2019.