Est secretum Valeriane quod

Source: 
Dubrovnik, Franjevački Samostan (Franciscan Monastery), Cod. E Nr. 3
Folio: 
213v
Sequence: 
1
Feast: 
Caeciliae
Office/Mass: 
V
Genre: 
A
Position: 
M
Cantus ID: 
002680
Mode: 
4
Differentia: 
G2
Differentia database: 
1--h-g-h-jh-j-g--4 12a
Indexing notes: 
this is an odd differentia;