Nisi tu domine conserves nos

Source: 
Arras, Bibliothèque municipale, 893 (olim 465)
Folio: 
097r
Sequence: 
3
Feast: 
Fer. 6 per annum
Office/Mass: 
N
Genre: 
A
Cantus ID: 
003885
Mode: 
1
Differentia: 
4
Differentia database: 
1--h-h-h-h-g-hg--4 52i