Virgo hodie fidelis etsi

Source: 
Tours, Bibliothèque municipale, 149
Folio: 
085v
Sequence: 
2
Feast: 
Nativitas Domini,8
Office/Mass: 
E
Genre: 
A
Position: 
9
Cantus ID: 
005452
Mode: 
6
Differentia: 
1
Differentia database: 
1--h-h-f-gh-g-f--4 7a