Virgo hodie fidelis etsi

Source: 
Roma, Biblioteca Vallicelliana, C.5
Folio: 
033v
Sequence: 
2
Feast: 
Suff. Mariae Nat.
Office/Mass: 
X
Genre: 
A
Position: 
3
Cantus ID: 
005452
Mode: 
6
Differentia: 
1
Differentia database: 
1--h-hg-f-gh-g-f--4 69i