Si male locutus sum perhibe

Source: 
Montecassino, Monumento Nazionale di Montecassino - Biblioteca, 542
Folio: 
191
Sequence: 
2
Feast: 
Fer. 5 in Cena Dom.
Office/Mass: 
T
Genre: 
A
Cantus ID: 
004900
Mode: 
1
Differentia: 
11
Differentia database: 
1--h-h-g-f-gf-d--4 74c