Rex deus noster qui

Source: 
Valenciennes, Bibliothèque municipale, 114
Folio: 
132r
Sequence: 
6
Feast: 
Cyrici
Office/Mass: 
L
Genre: 
A
Position: 
1
Cantus ID: 
204292
Mode: 
2
Differentia: 
1
Differentia database: 
1--f-f-f-e-cd-d--4 152c