Defuncto itaque papa Pelagio

Source: 
Rouen, Bibliothèque municipale, 248 (olim A. 339)
Folio: 
010v
Sequence: 
5
Feast: 
Gregorii
Office/Mass: 
M
Genre: 
A
Position: 
1.6
Cantus ID: 
002140
Mode: 
6T
Differentia: 
F1
Differentia database: 
1--m-m-k-lm-l-k--4 T7aA