Dum sacramenta offerret

Source: 
Roma, Biblioteca Vallicelliana, C.5
Folio: 
267r
Sequence: 
5
Feast: 
Martini
Office/Mass: 
L
Genre: 
A
Position: 
5
Cantus ID: 
002466
Mode: 
4
Differentia: 
5
Differentia database: 
1--h-g-h-j-g-ef--4 28a