Faciem meam non averti ab

Source: 
Paris, Bibliothèque nationale de France - Département des Manuscrits, NAL 1535
Folio: 
058r
Sequence: 
14
Feast: 
Fer. 2 Maj. Hebd.
Office/Mass: 
L
Genre: 
A
Position: 
1
Cantus ID: 
002833
Mode: 
4T
Differentia: 
5
Differentia database: 
1--l-k-l-m-k-h--4 T27aA