Petrus autem servabatur in

Source: 
Valenciennes, Bibliothèque municipale, 114
Folio: 
141v
Sequence: 
27
Feast: 
Vincula Petri
Office/Mass: 
L
Genre: 
A
Position: 
1
Cantus ID: 
004286
Mode: 
1
Differentia: 
1
Differentia database: 
1--h-h-g-f-gh-g--4 66d