Pontificalis apex veneratur

Source: 
Rouen, Bibliothèque municipale, 248 (olim A. 339)
Folio: 
008r
Sequence: 
9
Feast: 
Cathedra Petri
Office/Mass: 
M
Genre: 
A
Position: 
1.1
Cantus ID: 
203859
Mode: 
1
Differentia: 
D1
Differentia database: 
1--h-h-g-f-gh-gfed--4 72b