Summae sedis apicem

Source: 
Benevento, Archivio Capitolare, V 19
Folio: 
084r
Sequence: 
4
Feast: 
Gregorii
Office/Mass: 
M
Genre: 
A
Position: 
3.2
Cantus ID: 
005054
Mode: 
1
Differentia: 
1
Differentia database: 
1--h-h-g-f-gf-d--4 74c