O admirabile beati Gregorii

Source: 
Valenciennes, Bibliothèque municipale, 114
Folio: 
125r
Sequence: 
7
Feast: 
Gregorii
Office/Mass: 
L
Genre: 
A
Position: 
1
Cantus ID: 
003984
Mode: 
6T
Differentia: 
1
Differentia database: 
1--m-m-k-lm-lK-k--4 T7eB