Quando natus es ineffabiliter

Source: 
Valenciennes, Bibliothèque municipale, 114
Folio: 
024v
Sequence: 
13
Feast: 
Octava Nat. Domini
Office/Mass: 
L
Genre: 
A
Position: 
2
Cantus ID: 
004441
Mode: 
3
Differentia: 
2
Differentia database: 
1--k-k-kj-hj-hG-gh--4 102d